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annotate sources/toys/ccwrap.c @ 684:222886c9b3f5

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Fix wrapper so it doesn't misinterpret -static-libgcc as -static.
author Rob Landley <rob@landley.net>
date Wed, 01 Apr 2009 00:06:08 -0500
parents 64779e0f6c28
children 897fb219ead7
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 /* vi: set ts=4 :*/
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2 /*
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3 * Copyright (C) 2000 Manuel Novoa III
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4 * Copyright (C) 2002-2003 Erik Andersen
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5 * Copyright (C) 2006-2008 Rob Landley <rob@landley.net>
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6 *
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7 * Wrapper to use uClibc with gcc, and make gcc relocatable.
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8 */
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9
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10 #define _GNU_SOURCE
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11 #include <alloca.h>
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12 #include <stdio.h>
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13 #include <stdlib.h>
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14 #include <stdarg.h>
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15 #include <string.h>
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16 #include <strings.h>
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17 #include <unistd.h>
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18 #include <errno.h>
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19 #include <sys/stat.h>
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20 #include <sys/wait.h>
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21
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22 static char *topdir;
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23 static char nostdinc[] = "-nostdinc";
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24 static char nostartfiles[] = "-nostartfiles";
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25 static char nodefaultlibs[] = "-nodefaultlibs";
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26 static char nostdlib[] = "-nostdlib";
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27
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28 // For C++
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29 static char nostdinc_plus[] = "-nostdinc++";
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30
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31 // gcc 4.3 generates tons of spurious warnings which you can't shut off.
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32
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33 #define xasprintf(...) do {int ignore=asprintf(__VA_ARGS__);} while(0)
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34
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35 // #define GIMME_AN_S for wrapper to support --enable-shared toolchain.
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36
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37 #ifdef GIMME_AN_S
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38 #define ADD_GCC_S() \
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39 do { \
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40 if (!use_static_linking) \
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41 gcc_argv[argcnt++] = "-Wl,--as-needed,-lgcc_s,--no-as-needed"; \
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42 else gcc_argv[argcnt++] = "-lgcc_eh"; \
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43 } while (0);
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44 #else
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45 #define ADD_GCC_S()
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46 #endif
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47
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48 // Confirm that a regular file exists, and (optionally) has the executable bit.
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49 int is_file(char *filename, int has_exe)
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50 {
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51 // Confirm it has the executable bit set, if necessary.
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52 if (!has_exe || !access(filename, X_OK)) {
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53 struct stat st;
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54
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55 // Confirm it exists and is not a directory.
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56 if (!stat(filename, &st) && S_ISREG(st.st_mode)) return 1;
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57 }
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58 return 0;
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59 }
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60
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61 // Find an executable in a colon-separated path
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62
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63 char *find_in_path(char *path, char *filename, int has_exe)
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64 {
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65 char *cwd = getcwd(NULL, 0);
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66
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67 if (index(filename, '/') && is_file(filename, has_exe))
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68 return strdup(filename);
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69
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70 for (;;) {
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71 char *str, *next = path ? index(path, ':') : NULL;
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72 int len = next ? next-path : strlen(path);
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73
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74 // The +3 is a corner case: if strlen(filename) is 1, make sure we
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75 // have enough space to append ".." to make topdir.
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76 str = malloc(strlen(filename) + (len ? len : strlen(cwd)) + 3);
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77 if (!len) sprintf(str, "%s/%s", cwd, filename);
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78 else {
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79 char *str2 = str;
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80
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81 strncpy(str, path, len);
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82 str2 = str+len;
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83 *(str2++) = '/';
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84 strcpy(str2, filename);
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85 }
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86
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87 // If it's not a directory, return it.
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88 if (is_file(str, has_exe)) return str;
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89 else free(str);
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90
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91 if (!next) break;
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92 path += len;
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93 path++;
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94 }
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95 free(cwd);
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96
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97 return NULL;
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98 }
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99
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100 int main(int argc, char **argv)
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101 {
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102 int linking = 1, use_static_linking = 0;
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103 int use_stdinc = 1, use_start = 1, use_stdlib = 1, use_shared = 0;
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104 int source_count = 0, verbose = 0;
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105 int i, argcnt, liblen, lplen;
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106 char **gcc_argv, **libraries, **libpath;
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107 char *dlstr, *incstr, *devprefix, *libstr;
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108 char *cc;
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109 char *debug_wrapper=getenv("WRAPPER_DEBUG");
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110
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111 // For C++
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112
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113 char *cpp = NULL;
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114 int len, ctor_dtor = 1, use_nostdinc_plus = 0;
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115
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116 // For profiling
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117 int profile = 0;
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118
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119 if(debug_wrapper) {
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120 fprintf(stderr,"incoming: ");
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121 for(gcc_argv=argv;*gcc_argv;gcc_argv++)
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122 fprintf(stderr,"%s ",*gcc_argv);
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123 fprintf(stderr,"\n\n");
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124 }
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125
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126 // Allocate space for new command line
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127 gcc_argv = alloca(sizeof(char*) * (argc + 128));
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128
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129 // What directory is the wrapper script in?
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130 if(!(topdir = find_in_path(getenv("PATH"), argv[0], 1))) {
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131 fprintf(stderr, "can't find %s in $PATH\n", argv[0]);
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132 exit(1);
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133 } else {
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134 char *path = getenv("PATH"), *temp;
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135
64
51b8220c37e7 Make wrapper script work when /bin is a symlink to /usr/bin and the wrapper
Rob Landley <rob@landley.net>
parents: 63
diff changeset
136 // Add that directory to the start of $PATH. (Better safe than sorry.)
16
7946bc54424b Some more work on the wrapper. Still doesn't work yet.
Rob Landley <rob@landley.net>
parents: 14
diff changeset
137 *rindex(topdir,'/') = 0;
257
d37e39370d39 Fix cross compiler toolchain to be properly relocatable on x86-64 host.
Rob Landley <rob@landley.net>
parents: 217
diff changeset
138 temp = malloc(5+strlen(topdir)+1+strlen(topdir)+14+strlen(path)+1);
d37e39370d39 Fix cross compiler toolchain to be properly relocatable on x86-64 host.
Rob Landley <rob@landley.net>
parents: 217
diff changeset
139 sprintf(temp,"PATH=%s:%s/../tools/bin:%s",topdir,topdir,path);
14
8b4600334a3d Replace the path finding logic with the stuff from toybox.
Rob Landley <rob@landley.net>
parents: 13
diff changeset
140 putenv(temp);
16
7946bc54424b Some more work on the wrapper. Still doesn't work yet.
Rob Landley <rob@landley.net>
parents: 14
diff changeset
141
64
51b8220c37e7 Make wrapper script work when /bin is a symlink to /usr/bin and the wrapper
Rob Landley <rob@landley.net>
parents: 63
diff changeset
142 // The directory above the wrapper script should have include, gcc,
65
79295919b775 Ok, when appending .. instead of truncating at /, remember the "stop truncating"
Rob Landley <rob@landley.net>
parents: 64
diff changeset
143 // and lib directories. However, the script could have a symlink
79295919b775 Ok, when appending .. instead of truncating at /, remember the "stop truncating"
Rob Landley <rob@landley.net>
parents: 64
diff changeset
144 // pointing to its directory (ala /bin -> /usr/bin), so append ".."
79295919b775 Ok, when appending .. instead of truncating at /, remember the "stop truncating"
Rob Landley <rob@landley.net>
parents: 64
diff changeset
145 // instead of trucating the path.
79295919b775 Ok, when appending .. instead of truncating at /, remember the "stop truncating"
Rob Landley <rob@landley.net>
parents: 64
diff changeset
146 strcat(topdir,"/..");
14
8b4600334a3d Replace the path finding logic with the stuff from toybox.
Rob Landley <rob@landley.net>
parents: 13
diff changeset
147 }
8b4600334a3d Replace the path finding logic with the stuff from toybox.
Rob Landley <rob@landley.net>
parents: 13
diff changeset
148
8b4600334a3d Replace the path finding logic with the stuff from toybox.
Rob Landley <rob@landley.net>
parents: 13
diff changeset
149 // What's the name of the C compiler we're wrapping? (It may have a
8b4600334a3d Replace the path finding logic with the stuff from toybox.
Rob Landley <rob@landley.net>
parents: 13
diff changeset
150 // cross-prefix.)
439
f257bd255545 Next round of wrapper cleanups: give C++ includes a sane path, prefix environment variables with WRAPPER_, don't set pointers to a char '\0' value.
Rob Landley <rob@landley.net>
parents: 438
diff changeset
151 cc = getenv("WRAPPER_CC");
390
a9a9eee9e620 Teach the wrapper script to do the libgcc_s --as-needed stuff when
Rob Landley <rob@landley.net>
parents: 257
diff changeset
152 if (!cc) cc = GCC_UNWRAPPED_NAME;
13
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
153
14
8b4600334a3d Replace the path finding logic with the stuff from toybox.
Rob Landley <rob@landley.net>
parents: 13
diff changeset
154 // Check end of name, since there could be a cross-prefix on the thing
8b4600334a3d Replace the path finding logic with the stuff from toybox.
Rob Landley <rob@landley.net>
parents: 13
diff changeset
155 len = strlen(argv[0]);
28
a6a06bf0c541 Replace single character variable names with ones that are easier to grep for.
Rob Landley <rob@landley.net>
parents: 22
diff changeset
156 if (!strcmp(argv[0]+len-2, "ld")) {
433
c7a1631711f4 Smallish wrapper cleanups, more to come.
Rob Landley <rob@landley.net>
parents: 403
diff changeset
157
c7a1631711f4 Smallish wrapper cleanups, more to come.
Rob Landley <rob@landley.net>
parents: 403
diff changeset
158 // TODO: put support for wrapping the linker here.
c7a1631711f4 Smallish wrapper cleanups, more to come.
Rob Landley <rob@landley.net>
parents: 403
diff changeset
159
28
a6a06bf0c541 Replace single character variable names with ones that are easier to grep for.
Rob Landley <rob@landley.net>
parents: 22
diff changeset
160 // Wrapping the c++ compiler?
433
c7a1631711f4 Smallish wrapper cleanups, more to come.
Rob Landley <rob@landley.net>
parents: 403
diff changeset
161 } else if (!strcmp(argv[0]+len-2, "++")) {
13
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
162 len = strlen(cc);
433
c7a1631711f4 Smallish wrapper cleanups, more to come.
Rob Landley <rob@landley.net>
parents: 403
diff changeset
163 cpp = alloca(len+1);
c7a1631711f4 Smallish wrapper cleanups, more to come.
Rob Landley <rob@landley.net>
parents: 403
diff changeset
164 strcpy(cpp, cc);
c7a1631711f4 Smallish wrapper cleanups, more to come.
Rob Landley <rob@landley.net>
parents: 403
diff changeset
165 cpp[len-1]='+';
c7a1631711f4 Smallish wrapper cleanups, more to come.
Rob Landley <rob@landley.net>
parents: 403
diff changeset
166 cpp[len-2]='+';
13
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
167 use_nostdinc_plus = 1;
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
168 }
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
169
439
f257bd255545 Next round of wrapper cleanups: give C++ includes a sane path, prefix environment variables with WRAPPER_, don't set pointers to a char '\0' value.
Rob Landley <rob@landley.net>
parents: 438
diff changeset
170 devprefix = getenv("WRAPPER_TOPDIR");
547
65b71915c836 Clean up ccwrap some more.
Rob Landley <rob@landley.net>
parents: 546
diff changeset
171 if (!devprefix) devprefix = topdir;
13
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
172
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
173 incstr = getenv("UCLIBC_GCC_INC");
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
174 libstr = getenv("UCLIBC_GCC_LIB");
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
175
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
176 // Figure out where the dynamic linker is.
63
89cf9497824e Teach the native build about ld-uClibc.so.0 can living in /tools.
Rob Landley <rob@landley.net>
parents: 57
diff changeset
177 dlstr = getenv("UCLIBC_DYNAMIC_LINKER");
89cf9497824e Teach the native build about ld-uClibc.so.0 can living in /tools.
Rob Landley <rob@landley.net>
parents: 57
diff changeset
178 if (!dlstr) dlstr = "/lib/ld-uClibc.so.0";
550
64779e0f6c28 Make spurious gcc 4.3 warnings shut up. (What a horrible compiler.)
Rob Landley <rob@landley.net>
parents: 549
diff changeset
179 xasprintf(&dlstr, "-Wl,--dynamic-linker,%s", dlstr);
13
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
180
28
a6a06bf0c541 Replace single character variable names with ones that are easier to grep for.
Rob Landley <rob@landley.net>
parents: 22
diff changeset
181 liblen = 0;
433
c7a1631711f4 Smallish wrapper cleanups, more to come.
Rob Landley <rob@landley.net>
parents: 403
diff changeset
182 libraries = alloca(sizeof(char*) * (argc));
439
f257bd255545 Next round of wrapper cleanups: give C++ includes a sane path, prefix environment variables with WRAPPER_, don't set pointers to a char '\0' value.
Rob Landley <rob@landley.net>
parents: 438
diff changeset
183 libraries[liblen] = 0;
13
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
184
434
116c10067f4a Replace variable "n" with something greppable.
Rob Landley <rob@landley.net>
parents: 433
diff changeset
185 lplen = 0;
433
c7a1631711f4 Smallish wrapper cleanups, more to come.
Rob Landley <rob@landley.net>
parents: 403
diff changeset
186 libpath = alloca(sizeof(char*) * (argc));
439
f257bd255545 Next round of wrapper cleanups: give C++ includes a sane path, prefix environment variables with WRAPPER_, don't set pointers to a char '\0' value.
Rob Landley <rob@landley.net>
parents: 438
diff changeset
187 libpath[lplen] = 0;
13
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
188
18
eaf7a8d5e697 Managed to get a working toolchain, with wrapper script, to build a hello
Rob Landley <rob@landley.net>
parents: 16
diff changeset
189 // Parse the incoming gcc arguments.
eaf7a8d5e697 Managed to get a working toolchain, with wrapper script, to build a hello
Rob Landley <rob@landley.net>
parents: 16
diff changeset
190
548
b826a6168464 Coding style and whitespace cleanups, and remove one unnecessary if(cpp).
Rob Landley <rob@landley.net>
parents: 547
diff changeset
191 for (i=1; i<argc; i++) {
13
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
192 if (argv[i][0] == '-' && argv[i][1]) { /* option */
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
193 switch (argv[i][1]) {
528
71f438cde285 Make compiler wrapper parse -M options correctly, so uClibc make utils works.
Rob Landley <rob@landley.net>
parents: 447
diff changeset
194 case 'M': /* generate dependencies */
71f438cde285 Make compiler wrapper parse -M options correctly, so uClibc make utils works.
Rob Landley <rob@landley.net>
parents: 447
diff changeset
195 {
71f438cde285 Make compiler wrapper parse -M options correctly, so uClibc make utils works.
Rob Landley <rob@landley.net>
parents: 447
diff changeset
196 char *p = argv[i];
71f438cde285 Make compiler wrapper parse -M options correctly, so uClibc make utils works.
Rob Landley <rob@landley.net>
parents: 447
diff changeset
197
71f438cde285 Make compiler wrapper parse -M options correctly, so uClibc make utils works.
Rob Landley <rob@landley.net>
parents: 447
diff changeset
198 // -M and -MM imply -E and thus no linking
71f438cde285 Make compiler wrapper parse -M options correctly, so uClibc make utils works.
Rob Landley <rob@landley.net>
parents: 447
diff changeset
199 // Other -MX options _don't_, including -MMD.
71f438cde285 Make compiler wrapper parse -M options correctly, so uClibc make utils works.
Rob Landley <rob@landley.net>
parents: 447
diff changeset
200 if (p[2] && (p[2]!='M' || p[3])) break;
71f438cde285 Make compiler wrapper parse -M options correctly, so uClibc make utils works.
Rob Landley <rob@landley.net>
parents: 447
diff changeset
201 }
71f438cde285 Make compiler wrapper parse -M options correctly, so uClibc make utils works.
Rob Landley <rob@landley.net>
parents: 447
diff changeset
202 // fall through
71f438cde285 Make compiler wrapper parse -M options correctly, so uClibc make utils works.
Rob Landley <rob@landley.net>
parents: 447
diff changeset
203
13
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
204 case 'c': /* compile or assemble */
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
205 case 'S': /* generate assembler code */
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
206 case 'E': /* preprocess only */
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
207 linking = 0;
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
208 break;
18
eaf7a8d5e697 Managed to get a working toolchain, with wrapper script, to build a hello
Rob Landley <rob@landley.net>
parents: 16
diff changeset
209
eaf7a8d5e697 Managed to get a working toolchain, with wrapper script, to build a hello
Rob Landley <rob@landley.net>
parents: 16
diff changeset
210 case 'L': /* library path */
434
116c10067f4a Replace variable "n" with something greppable.
Rob Landley <rob@landley.net>
parents: 433
diff changeset
211 libpath[lplen++] = argv[i];
439
f257bd255545 Next round of wrapper cleanups: give C++ includes a sane path, prefix environment variables with WRAPPER_, don't set pointers to a char '\0' value.
Rob Landley <rob@landley.net>
parents: 438
diff changeset
212 libpath[lplen] = 0;
f257bd255545 Next round of wrapper cleanups: give C++ includes a sane path, prefix environment variables with WRAPPER_, don't set pointers to a char '\0' value.
Rob Landley <rob@landley.net>
parents: 438
diff changeset
213 if (!argv[i][2]) {
f257bd255545 Next round of wrapper cleanups: give C++ includes a sane path, prefix environment variables with WRAPPER_, don't set pointers to a char '\0' value.
Rob Landley <rob@landley.net>
parents: 438
diff changeset
214 argv[i] = 0;
434
116c10067f4a Replace variable "n" with something greppable.
Rob Landley <rob@landley.net>
parents: 433
diff changeset
215 libpath[lplen++] = argv[++i];
439
f257bd255545 Next round of wrapper cleanups: give C++ includes a sane path, prefix environment variables with WRAPPER_, don't set pointers to a char '\0' value.
Rob Landley <rob@landley.net>
parents: 438
diff changeset
216 libpath[lplen] = 0;
13
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
217 }
439
f257bd255545 Next round of wrapper cleanups: give C++ includes a sane path, prefix environment variables with WRAPPER_, don't set pointers to a char '\0' value.
Rob Landley <rob@landley.net>
parents: 438
diff changeset
218 argv[i] = 0;
13
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
219 break;
18
eaf7a8d5e697 Managed to get a working toolchain, with wrapper script, to build a hello
Rob Landley <rob@landley.net>
parents: 16
diff changeset
220
13
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
221 case 'l': /* library */
28
a6a06bf0c541 Replace single character variable names with ones that are easier to grep for.
Rob Landley <rob@landley.net>
parents: 22
diff changeset
222 libraries[liblen++] = argv[i];
439
f257bd255545 Next round of wrapper cleanups: give C++ includes a sane path, prefix environment variables with WRAPPER_, don't set pointers to a char '\0' value.
Rob Landley <rob@landley.net>
parents: 438
diff changeset
223 libraries[liblen] = 0;
f257bd255545 Next round of wrapper cleanups: give C++ includes a sane path, prefix environment variables with WRAPPER_, don't set pointers to a char '\0' value.
Rob Landley <rob@landley.net>
parents: 438
diff changeset
224 argv[i] = 0;
13
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
225 break;
18
eaf7a8d5e697 Managed to get a working toolchain, with wrapper script, to build a hello
Rob Landley <rob@landley.net>
parents: 16
diff changeset
226
13
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
227 case 'v': /* verbose */
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
228 if (argv[i][2] == 0) verbose = 1;
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
229 printf("Invoked as %s\n", argv[0]);
16
7946bc54424b Some more work on the wrapper. Still doesn't work yet.
Rob Landley <rob@landley.net>
parents: 14
diff changeset
230 printf("Reference path: %s\n", topdir);
13
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
231 break;
18
eaf7a8d5e697 Managed to get a working toolchain, with wrapper script, to build a hello
Rob Landley <rob@landley.net>
parents: 16
diff changeset
232
13
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
233 case 'n':
548
b826a6168464 Coding style and whitespace cleanups, and remove one unnecessary if(cpp).
Rob Landley <rob@landley.net>
parents: 547
diff changeset
234 if (!strcmp(nostdinc,argv[i])) use_stdinc = 0;
b826a6168464 Coding style and whitespace cleanups, and remove one unnecessary if(cpp).
Rob Landley <rob@landley.net>
parents: 547
diff changeset
235 else if (!strcmp(nostartfiles,argv[i])) {
13
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
236 ctor_dtor = 0;
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
237 use_start = 0;
548
b826a6168464 Coding style and whitespace cleanups, and remove one unnecessary if(cpp).
Rob Landley <rob@landley.net>
parents: 547
diff changeset
238 } else if (!strcmp(nodefaultlibs,argv[i])) {
13
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
239 use_stdlib = 0;
439
f257bd255545 Next round of wrapper cleanups: give C++ includes a sane path, prefix environment variables with WRAPPER_, don't set pointers to a char '\0' value.
Rob Landley <rob@landley.net>
parents: 438
diff changeset
240 argv[i] = 0;
548
b826a6168464 Coding style and whitespace cleanups, and remove one unnecessary if(cpp).
Rob Landley <rob@landley.net>
parents: 547
diff changeset
241 } else if (!strcmp(nostdlib,argv[i])) {
13
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
242 ctor_dtor = 0;
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
243 use_start = 0;
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
244 use_stdlib = 0;
548
b826a6168464 Coding style and whitespace cleanups, and remove one unnecessary if(cpp).
Rob Landley <rob@landley.net>
parents: 547
diff changeset
245 } else if (!strcmp(nostdinc_plus,argv[i]))
b826a6168464 Coding style and whitespace cleanups, and remove one unnecessary if(cpp).
Rob Landley <rob@landley.net>
parents: 547
diff changeset
246 use_nostdinc_plus = 0;
13
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
247 break;
18
eaf7a8d5e697 Managed to get a working toolchain, with wrapper script, to build a hello
Rob Landley <rob@landley.net>
parents: 16
diff changeset
248
13
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
249 case 's':
684
222886c9b3f5 Fix wrapper so it doesn't misinterpret -static-libgcc as -static.
Rob Landley <rob@landley.net>
parents: 550
diff changeset
250 if (!strcmp(argv[i],"-static")) use_static_linking = 1;
548
b826a6168464 Coding style and whitespace cleanups, and remove one unnecessary if(cpp).
Rob Landley <rob@landley.net>
parents: 547
diff changeset
251 if (!strcmp("-shared",argv[i])) {
13
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
252 use_start = 0;
549
2edf40b17ee2 Select crtbegin.o and crtend.o variants more accurately for -static and -shared.
Rob Landley <rob@landley.net>
parents: 548
diff changeset
253 use_shared = 1;
13
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
254 }
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
255 break;
18
eaf7a8d5e697 Managed to get a working toolchain, with wrapper script, to build a hello
Rob Landley <rob@landley.net>
parents: 16
diff changeset
256
13
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
257 case 'W': /* -static could be passed directly to ld */
548
b826a6168464 Coding style and whitespace cleanups, and remove one unnecessary if(cpp).
Rob Landley <rob@landley.net>
parents: 547
diff changeset
258 if (!strncmp("-Wl,",argv[i],4)) {
684
222886c9b3f5 Fix wrapper so it doesn't misinterpret -static-libgcc as -static.
Rob Landley <rob@landley.net>
parents: 550
diff changeset
259 char *temp = strstr(argv[i], ",-static");
222886c9b3f5 Fix wrapper so it doesn't misinterpret -static-libgcc as -static.
Rob Landley <rob@landley.net>
parents: 550
diff changeset
260 if (temp && (!temp[7] || temp[7]==','))
13
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
261 use_static_linking = 1;
548
b826a6168464 Coding style and whitespace cleanups, and remove one unnecessary if(cpp).
Rob Landley <rob@landley.net>
parents: 547
diff changeset
262 if (strstr(argv[i],"--dynamic-linker")) dlstr = 0;
13
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
263 }
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
264 break;
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
265
20
44067ab61cd2 Switch linking back on as the default, add support for -print-search-dirs,
Rob Landley <rob@landley.net>
parents: 19
diff changeset
266 case 'p':
29
db08bdb5e9de The poor design of the gcc command line never ceases to amaze. Notice how
Rob Landley <rob@landley.net>
parents: 28
diff changeset
267 wow_this_sucks:
20
44067ab61cd2 Switch linking back on as the default, add support for -print-search-dirs,
Rob Landley <rob@landley.net>
parents: 19
diff changeset
268 if (!strncmp("-print-",argv[i],7)) {
44067ab61cd2 Switch linking back on as the default, add support for -print-search-dirs,
Rob Landley <rob@landley.net>
parents: 19
diff changeset
269 char *temp, *temp2;
44067ab61cd2 Switch linking back on as the default, add support for -print-search-dirs,
Rob Landley <rob@landley.net>
parents: 19
diff changeset
270 int itemp, showall = 0;
44067ab61cd2 Switch linking back on as the default, add support for -print-search-dirs,
Rob Landley <rob@landley.net>
parents: 19
diff changeset
271
44067ab61cd2 Switch linking back on as the default, add support for -print-search-dirs,
Rob Landley <rob@landley.net>
parents: 19
diff changeset
272 temp = argv[i]+7;
44067ab61cd2 Switch linking back on as the default, add support for -print-search-dirs,
Rob Landley <rob@landley.net>
parents: 19
diff changeset
273 if (!strcmp(temp, "search-dirs")) {
44067ab61cd2 Switch linking back on as the default, add support for -print-search-dirs,
Rob Landley <rob@landley.net>
parents: 19
diff changeset
274 printf("install: %s/\n",devprefix);
44067ab61cd2 Switch linking back on as the default, add support for -print-search-dirs,
Rob Landley <rob@landley.net>
parents: 19
diff changeset
275 printf("programs: %s\n",getenv("PATH"));
44067ab61cd2 Switch linking back on as the default, add support for -print-search-dirs,
Rob Landley <rob@landley.net>
parents: 19
diff changeset
276 printf("libraries: ");
44067ab61cd2 Switch linking back on as the default, add support for -print-search-dirs,
Rob Landley <rob@landley.net>
parents: 19
diff changeset
277 temp2 = "";
44067ab61cd2 Switch linking back on as the default, add support for -print-search-dirs,
Rob Landley <rob@landley.net>
parents: 19
diff changeset
278 showall = 1;
44067ab61cd2 Switch linking back on as the default, add support for -print-search-dirs,
Rob Landley <rob@landley.net>
parents: 19
diff changeset
279 } else if (!strncmp(temp, "file-name=", 10))
44067ab61cd2 Switch linking back on as the default, add support for -print-search-dirs,
Rob Landley <rob@landley.net>
parents: 19
diff changeset
280 temp2 = temp+10;
44067ab61cd2 Switch linking back on as the default, add support for -print-search-dirs,
Rob Landley <rob@landley.net>
parents: 19
diff changeset
281 else if (!strcmp(temp, "libgcc-file-name"))
44067ab61cd2 Switch linking back on as the default, add support for -print-search-dirs,
Rob Landley <rob@landley.net>
parents: 19
diff changeset
282 temp2="libgcc.a";
44067ab61cd2 Switch linking back on as the default, add support for -print-search-dirs,
Rob Landley <rob@landley.net>
parents: 19
diff changeset
283 else break;
13
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
284
20
44067ab61cd2 Switch linking back on as the default, add support for -print-search-dirs,
Rob Landley <rob@landley.net>
parents: 19
diff changeset
285 // Find this entry in the library path.
44067ab61cd2 Switch linking back on as the default, add support for -print-search-dirs,
Rob Landley <rob@landley.net>
parents: 19
diff changeset
286 for(itemp=0;;itemp++) {
441
8d14303eeca8 Upgrade --print-file-name to search $WRAPPER_DIR/lib, to print the directories it's trying when WRAPPER_DEBUG=1, and a few in-passing cleanups.
Rob Landley <rob@landley.net>
parents: 439
diff changeset
287 if (itemp == lplen)
550
64779e0f6c28 Make spurious gcc 4.3 warnings shut up. (What a horrible compiler.)
Rob Landley <rob@landley.net>
parents: 549
diff changeset
288 xasprintf(&temp, "%s/gcc/lib/%s", devprefix,
64779e0f6c28 Make spurious gcc 4.3 warnings shut up. (What a horrible compiler.)
Rob Landley <rob@landley.net>
parents: 549
diff changeset
289 temp2);
441
8d14303eeca8 Upgrade --print-file-name to search $WRAPPER_DIR/lib, to print the directories it's trying when WRAPPER_DEBUG=1, and a few in-passing cleanups.
Rob Landley <rob@landley.net>
parents: 439
diff changeset
290 else if (itemp == lplen+1)
550
64779e0f6c28 Make spurious gcc 4.3 warnings shut up. (What a horrible compiler.)
Rob Landley <rob@landley.net>
parents: 549
diff changeset
291 xasprintf(&temp, "%s/lib/%s", devprefix, temp2);
441
8d14303eeca8 Upgrade --print-file-name to search $WRAPPER_DIR/lib, to print the directories it's trying when WRAPPER_DEBUG=1, and a few in-passing cleanups.
Rob Landley <rob@landley.net>
parents: 439
diff changeset
292
8d14303eeca8 Upgrade --print-file-name to search $WRAPPER_DIR/lib, to print the directories it's trying when WRAPPER_DEBUG=1, and a few in-passing cleanups.
Rob Landley <rob@landley.net>
parents: 439
diff changeset
293 // This is so "include" finds the gcc internal
8d14303eeca8 Upgrade --print-file-name to search $WRAPPER_DIR/lib, to print the directories it's trying when WRAPPER_DEBUG=1, and a few in-passing cleanups.
Rob Landley <rob@landley.net>
parents: 439
diff changeset
294 // include dir. The uClibc build needs this.
8d14303eeca8 Upgrade --print-file-name to search $WRAPPER_DIR/lib, to print the directories it's trying when WRAPPER_DEBUG=1, and a few in-passing cleanups.
Rob Landley <rob@landley.net>
parents: 439
diff changeset
295 else if (itemp == lplen+2)
550
64779e0f6c28 Make spurious gcc 4.3 warnings shut up. (What a horrible compiler.)
Rob Landley <rob@landley.net>
parents: 549
diff changeset
296 xasprintf(&temp, "%s/gcc/%s", devprefix, temp2);
441
8d14303eeca8 Upgrade --print-file-name to search $WRAPPER_DIR/lib, to print the directories it's trying when WRAPPER_DEBUG=1, and a few in-passing cleanups.
Rob Landley <rob@landley.net>
parents: 439
diff changeset
297 else if (itemp == lplen+3) {
20
44067ab61cd2 Switch linking back on as the default, add support for -print-search-dirs,
Rob Landley <rob@landley.net>
parents: 19
diff changeset
298 temp = temp2;
44067ab61cd2 Switch linking back on as the default, add support for -print-search-dirs,
Rob Landley <rob@landley.net>
parents: 19
diff changeset
299 break;
550
64779e0f6c28 Make spurious gcc 4.3 warnings shut up. (What a horrible compiler.)
Rob Landley <rob@landley.net>
parents: 549
diff changeset
300 } else xasprintf(&temp, "%s/%s", libpath[itemp],
20
44067ab61cd2 Switch linking back on as the default, add support for -print-search-dirs,
Rob Landley <rob@landley.net>
parents: 19
diff changeset
301 temp2);
441
8d14303eeca8 Upgrade --print-file-name to search $WRAPPER_DIR/lib, to print the directories it's trying when WRAPPER_DEBUG=1, and a few in-passing cleanups.
Rob Landley <rob@landley.net>
parents: 439
diff changeset
302
8d14303eeca8 Upgrade --print-file-name to search $WRAPPER_DIR/lib, to print the directories it's trying when WRAPPER_DEBUG=1, and a few in-passing cleanups.
Rob Landley <rob@landley.net>
parents: 439
diff changeset
303 if (debug_wrapper)
8d14303eeca8 Upgrade --print-file-name to search $WRAPPER_DIR/lib, to print the directories it's trying when WRAPPER_DEBUG=1, and a few in-passing cleanups.
Rob Landley <rob@landley.net>
parents: 439
diff changeset
304 fprintf(stderr, "try=%s\n", temp);
8d14303eeca8 Upgrade --print-file-name to search $WRAPPER_DIR/lib, to print the directories it's trying when WRAPPER_DEBUG=1, and a few in-passing cleanups.
Rob Landley <rob@landley.net>
parents: 439
diff changeset
305
20
44067ab61cd2 Switch linking back on as the default, add support for -print-search-dirs,
Rob Landley <rob@landley.net>
parents: 19
diff changeset
306 if (showall) printf(":%s"+(itemp?0:1), temp);
44067ab61cd2 Switch linking back on as the default, add support for -print-search-dirs,
Rob Landley <rob@landley.net>
parents: 19
diff changeset
307 else if (!access(temp, F_OK)) break;
44067ab61cd2 Switch linking back on as the default, add support for -print-search-dirs,
Rob Landley <rob@landley.net>
parents: 19
diff changeset
308 }
44067ab61cd2 Switch linking back on as the default, add support for -print-search-dirs,
Rob Landley <rob@landley.net>
parents: 19
diff changeset
309
441
8d14303eeca8 Upgrade --print-file-name to search $WRAPPER_DIR/lib, to print the directories it's trying when WRAPPER_DEBUG=1, and a few in-passing cleanups.
Rob Landley <rob@landley.net>
parents: 439
diff changeset
310
8d14303eeca8 Upgrade --print-file-name to search $WRAPPER_DIR/lib, to print the directories it's trying when WRAPPER_DEBUG=1, and a few in-passing cleanups.
Rob Landley <rob@landley.net>
parents: 439
diff changeset
311
20
44067ab61cd2 Switch linking back on as the default, add support for -print-search-dirs,
Rob Landley <rob@landley.net>
parents: 19
diff changeset
312 printf("%s\n"+(showall ? 2 : 0), temp);
44067ab61cd2 Switch linking back on as the default, add support for -print-search-dirs,
Rob Landley <rob@landley.net>
parents: 19
diff changeset
313 exit(0);
44067ab61cd2 Switch linking back on as the default, add support for -print-search-dirs,
Rob Landley <rob@landley.net>
parents: 19
diff changeset
314
44067ab61cd2 Switch linking back on as the default, add support for -print-search-dirs,
Rob Landley <rob@landley.net>
parents: 19
diff changeset
315 // Profiling.
42
7b0f34fbc35a Fix inappropriate activation of profiling support, and add environment variable
Rob Landley <rob@landley.net>
parents: 30
diff changeset
316 } else if (!strcmp("-pg",argv[i])) profile = 1;
13
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
317 break;
18
eaf7a8d5e697 Managed to get a working toolchain, with wrapper script, to build a hello
Rob Landley <rob@landley.net>
parents: 16
diff changeset
318
13
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
319 case 'f':
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
320 // profiling
549
2edf40b17ee2 Select crtbegin.o and crtend.o variants more accurately for -static and -shared.
Rob Landley <rob@landley.net>
parents: 548
diff changeset
321 if (strcmp("-fprofile-arcs",argv[i]) == 0) profile = 1;
13
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
322 break;
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
323
19
b5ffd82d9ae5 Two problems: 1) Needed to parse -print-file-name= to make the uClibc build
Rob Landley <rob@landley.net>
parents: 18
diff changeset
324 // --longopts
b5ffd82d9ae5 Two problems: 1) Needed to parse -print-file-name= to make the uClibc build
Rob Landley <rob@landley.net>
parents: 18
diff changeset
325
13
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
326 case '-':
29
db08bdb5e9de The poor design of the gcc command line never ceases to amaze. Notice how
Rob Landley <rob@landley.net>
parents: 28
diff changeset
327 if (!strncmp(argv[i],"--print-",8)) {
db08bdb5e9de The poor design of the gcc command line never ceases to amaze. Notice how
Rob Landley <rob@landley.net>
parents: 28
diff changeset
328 argv[i]++;
db08bdb5e9de The poor design of the gcc command line never ceases to amaze. Notice how
Rob Landley <rob@landley.net>
parents: 28
diff changeset
329 goto wow_this_sucks;
684
222886c9b3f5 Fix wrapper so it doesn't misinterpret -static-libgcc as -static.
Rob Landley <rob@landley.net>
parents: 550
diff changeset
330 } else if (!strcmp(argv[i], "--static")) {
13
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
331 use_static_linking = 1;
439
f257bd255545 Next round of wrapper cleanups: give C++ includes a sane path, prefix environment variables with WRAPPER_, don't set pointers to a char '\0' value.
Rob Landley <rob@landley.net>
parents: 438
diff changeset
332 argv[i] = 0;
548
b826a6168464 Coding style and whitespace cleanups, and remove one unnecessary if(cpp).
Rob Landley <rob@landley.net>
parents: 547
diff changeset
333 } else if (!strcmp("--version", argv[i])) {
13
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
334 printf("uClibc ");
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
335 fflush(stdout);
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
336 break;
548
b826a6168464 Coding style and whitespace cleanups, and remove one unnecessary if(cpp).
Rob Landley <rob@landley.net>
parents: 547
diff changeset
337 } else if (!strcmp("--uclibc-cc", argv[i]) && argv[i+1]) {
13
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
338 cc = argv[i + 1];
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
339 argv[i] = 0;
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
340 argv[i + 1] = 0;
548
b826a6168464 Coding style and whitespace cleanups, and remove one unnecessary if(cpp).
Rob Landley <rob@landley.net>
parents: 547
diff changeset
341 } else if (!strncmp ("--uclibc-cc=", argv[i], 12)) {
13
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
342 cc = argv[i] + 12;
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
343 argv[i] = 0;
548
b826a6168464 Coding style and whitespace cleanups, and remove one unnecessary if(cpp).
Rob Landley <rob@landley.net>
parents: 547
diff changeset
344 } else if (!strcmp("--uclibc-no-ctors", argv[i])) {
13
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
345 ctor_dtor = 0;
439
f257bd255545 Next round of wrapper cleanups: give C++ includes a sane path, prefix environment variables with WRAPPER_, don't set pointers to a char '\0' value.
Rob Landley <rob@landley.net>
parents: 438
diff changeset
346 argv[i] = 0;
13
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
347 }
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
348 break;
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
349 }
548
b826a6168464 Coding style and whitespace cleanups, and remove one unnecessary if(cpp).
Rob Landley <rob@landley.net>
parents: 547
diff changeset
350 // assume it is an existing source file
b826a6168464 Coding style and whitespace cleanups, and remove one unnecessary if(cpp).
Rob Landley <rob@landley.net>
parents: 547
diff changeset
351 } else ++source_count;
13
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
352 }
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
353
28
a6a06bf0c541 Replace single character variable names with ones that are easier to grep for.
Rob Landley <rob@landley.net>
parents: 22
diff changeset
354 argcnt = 0;
13
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
355
28
a6a06bf0c541 Replace single character variable names with ones that are easier to grep for.
Rob Landley <rob@landley.net>
parents: 22
diff changeset
356 gcc_argv[argcnt++] = cpp ? cpp : cc;
13
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
357
447
4ed02d53fc92 Add C++ support to native compiler, based on uClibc++.
Rob Landley <rob@landley.net>
parents: 441
diff changeset
358 if (cpp) gcc_argv[argcnt++] = "-fno-use-cxa-atexit";
13
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
359
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
360 if (linking && source_count) {
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
361 //#if defined HAS_ELF && ! defined HAS_MMU
28
a6a06bf0c541 Replace single character variable names with ones that are easier to grep for.
Rob Landley <rob@landley.net>
parents: 22
diff changeset
362 // gcc_argv[argcnt++] = "-Wl,-elf2flt";
13
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
363 //#endif
28
a6a06bf0c541 Replace single character variable names with ones that are easier to grep for.
Rob Landley <rob@landley.net>
parents: 22
diff changeset
364 gcc_argv[argcnt++] = nostdlib;
684
222886c9b3f5 Fix wrapper so it doesn't misinterpret -static-libgcc as -static.
Rob Landley <rob@landley.net>
parents: 550
diff changeset
365 if (use_static_linking) gcc_argv[argcnt++] = "-static";
547
65b71915c836 Clean up ccwrap some more.
Rob Landley <rob@landley.net>
parents: 546
diff changeset
366 else if (dlstr) gcc_argv[argcnt++] = dlstr;
548
b826a6168464 Coding style and whitespace cleanups, and remove one unnecessary if(cpp).
Rob Landley <rob@landley.net>
parents: 547
diff changeset
367 for (i=0; i<lplen; i++)
28
a6a06bf0c541 Replace single character variable names with ones that are easier to grep for.
Rob Landley <rob@landley.net>
parents: 22
diff changeset
368 if (libpath[i]) gcc_argv[argcnt++] = libpath[i];
547
65b71915c836 Clean up ccwrap some more.
Rob Landley <rob@landley.net>
parents: 546
diff changeset
369
65b71915c836 Clean up ccwrap some more.
Rob Landley <rob@landley.net>
parents: 546
diff changeset
370 // just to be safe:
550
64779e0f6c28 Make spurious gcc 4.3 warnings shut up. (What a horrible compiler.)
Rob Landley <rob@landley.net>
parents: 549
diff changeset
371 xasprintf(gcc_argv+(argcnt++), "-Wl,-rpath-link,%s/lib", devprefix);
547
65b71915c836 Clean up ccwrap some more.
Rob Landley <rob@landley.net>
parents: 546
diff changeset
372
548
b826a6168464 Coding style and whitespace cleanups, and remove one unnecessary if(cpp).
Rob Landley <rob@landley.net>
parents: 547
diff changeset
373 if (libstr) gcc_argv[argcnt++] = libstr;
441
8d14303eeca8 Upgrade --print-file-name to search $WRAPPER_DIR/lib, to print the directories it's trying when WRAPPER_DEBUG=1, and a few in-passing cleanups.
Rob Landley <rob@landley.net>
parents: 439
diff changeset
374
550
64779e0f6c28 Make spurious gcc 4.3 warnings shut up. (What a horrible compiler.)
Rob Landley <rob@landley.net>
parents: 549
diff changeset
375 xasprintf(gcc_argv+(argcnt++), "-L%s/lib", devprefix);
64779e0f6c28 Make spurious gcc 4.3 warnings shut up. (What a horrible compiler.)
Rob Landley <rob@landley.net>
parents: 549
diff changeset
376 xasprintf(gcc_argv+(argcnt++), "-L%s/gcc/lib", devprefix);
13
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
377 }
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
378 if (use_stdinc && source_count) {
28
a6a06bf0c541 Replace single character variable names with ones that are easier to grep for.
Rob Landley <rob@landley.net>
parents: 22
diff changeset
379 gcc_argv[argcnt++] = nostdinc;
13
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
380
447
4ed02d53fc92 Add C++ support to native compiler, based on uClibc++.
Rob Landley <rob@landley.net>
parents: 441
diff changeset
381 if (cpp) {
548
b826a6168464 Coding style and whitespace cleanups, and remove one unnecessary if(cpp).
Rob Landley <rob@landley.net>
parents: 547
diff changeset
382 if (use_nostdinc_plus) gcc_argv[argcnt++] = nostdinc_plus;
28
a6a06bf0c541 Replace single character variable names with ones that are easier to grep for.
Rob Landley <rob@landley.net>
parents: 22
diff changeset
383 gcc_argv[argcnt++] = "-isystem";
550
64779e0f6c28 Make spurious gcc 4.3 warnings shut up. (What a horrible compiler.)
Rob Landley <rob@landley.net>
parents: 549
diff changeset
384 xasprintf(gcc_argv+(argcnt++), "%s/c++/include", devprefix);
13
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
385 }
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
386
28
a6a06bf0c541 Replace single character variable names with ones that are easier to grep for.
Rob Landley <rob@landley.net>
parents: 22
diff changeset
387 gcc_argv[argcnt++] = "-isystem";
550
64779e0f6c28 Make spurious gcc 4.3 warnings shut up. (What a horrible compiler.)
Rob Landley <rob@landley.net>
parents: 549
diff changeset
388 xasprintf(gcc_argv+(argcnt++), "%s/include", devprefix);
28
a6a06bf0c541 Replace single character variable names with ones that are easier to grep for.
Rob Landley <rob@landley.net>
parents: 22
diff changeset
389 gcc_argv[argcnt++] = "-isystem";
550
64779e0f6c28 Make spurious gcc 4.3 warnings shut up. (What a horrible compiler.)
Rob Landley <rob@landley.net>
parents: 549
diff changeset
390 xasprintf(gcc_argv+(argcnt++), "%s/gcc/include", devprefix);
548
b826a6168464 Coding style and whitespace cleanups, and remove one unnecessary if(cpp).
Rob Landley <rob@landley.net>
parents: 547
diff changeset
391 if (incstr) gcc_argv[argcnt++] = incstr;
13
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
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parents:
diff changeset
392 }
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
393
28
a6a06bf0c541 Replace single character variable names with ones that are easier to grep for.
Rob Landley <rob@landley.net>
parents: 22
diff changeset
394 gcc_argv[argcnt++] = "-U__nptl__";
13
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
395
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
396 if (linking && source_count) {
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
397
547
65b71915c836 Clean up ccwrap some more.
Rob Landley <rob@landley.net>
parents: 546
diff changeset
398 if (profile)
550
64779e0f6c28 Make spurious gcc 4.3 warnings shut up. (What a horrible compiler.)
Rob Landley <rob@landley.net>
parents: 549
diff changeset
399 xasprintf(gcc_argv+(argcnt++), "%s/lib/gcrt1.o", devprefix);
547
65b71915c836 Clean up ccwrap some more.
Rob Landley <rob@landley.net>
parents: 546
diff changeset
400
13
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
401 if (ctor_dtor) {
550
64779e0f6c28 Make spurious gcc 4.3 warnings shut up. (What a horrible compiler.)
Rob Landley <rob@landley.net>
parents: 549
diff changeset
402 xasprintf(gcc_argv+(argcnt++), "%s/lib/crti.o", devprefix);
64779e0f6c28 Make spurious gcc 4.3 warnings shut up. (What a horrible compiler.)
Rob Landley <rob@landley.net>
parents: 549
diff changeset
403 xasprintf(gcc_argv+(argcnt++), "%s/gcc/lib/crtbegin%s", devprefix,
549
2edf40b17ee2 Select crtbegin.o and crtend.o variants more accurately for -static and -shared.
Rob Landley <rob@landley.net>
parents: 548
diff changeset
404 use_shared ? "S.o" : use_static_linking ? "T.o" : ".o");
13
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
405 }
441
8d14303eeca8 Upgrade --print-file-name to search $WRAPPER_DIR/lib, to print the directories it's trying when WRAPPER_DEBUG=1, and a few in-passing cleanups.
Rob Landley <rob@landley.net>
parents: 439
diff changeset
406 if (use_start && !profile)
550
64779e0f6c28 Make spurious gcc 4.3 warnings shut up. (What a horrible compiler.)
Rob Landley <rob@landley.net>
parents: 549
diff changeset
407 xasprintf(gcc_argv+(argcnt++), "%s/lib/crt1.o", devprefix);
16
7946bc54424b Some more work on the wrapper. Still doesn't work yet.
Rob Landley <rob@landley.net>
parents: 14
diff changeset
408
7946bc54424b Some more work on the wrapper. Still doesn't work yet.
Rob Landley <rob@landley.net>
parents: 14
diff changeset
409 // Add remaining unclaimed arguments.
7946bc54424b Some more work on the wrapper. Still doesn't work yet.
Rob Landley <rob@landley.net>
parents: 14
diff changeset
410
28
a6a06bf0c541 Replace single character variable names with ones that are easier to grep for.
Rob Landley <rob@landley.net>
parents: 22
diff changeset
411 for (i=1; i<argc; i++) if (argv[i]) gcc_argv[argcnt++] = argv[i];
16
7946bc54424b Some more work on the wrapper. Still doesn't work yet.
Rob Landley <rob@landley.net>
parents: 14
diff changeset
412
13
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
413 if (use_stdlib) {
28
a6a06bf0c541 Replace single character variable names with ones that are easier to grep for.
Rob Landley <rob@landley.net>
parents: 22
diff changeset
414 //gcc_argv[argcnt++] = "-Wl,--start-group";
a6a06bf0c541 Replace single character variable names with ones that are easier to grep for.
Rob Landley <rob@landley.net>
parents: 22
diff changeset
415 gcc_argv[argcnt++] = "-lgcc";
438
e9f3011ec40d Teach wrapper about libgcc_eh.a for static linking.
Rob Landley <rob@landley.net>
parents: 435
diff changeset
416 ADD_GCC_S();
13
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
417 }
28
a6a06bf0c541 Replace single character variable names with ones that are easier to grep for.
Rob Landley <rob@landley.net>
parents: 22
diff changeset
418 for (i = 0 ; i < liblen ; i++)
a6a06bf0c541 Replace single character variable names with ones that are easier to grep for.
Rob Landley <rob@landley.net>
parents: 22
diff changeset
419 if (libraries[i]) gcc_argv[argcnt++] = libraries[i];
13
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
420 if (use_stdlib) {
447
4ed02d53fc92 Add C++ support to native compiler, based on uClibc++.
Rob Landley <rob@landley.net>
parents: 441
diff changeset
421 if (cpp) {
28
a6a06bf0c541 Replace single character variable names with ones that are easier to grep for.
Rob Landley <rob@landley.net>
parents: 22
diff changeset
422 gcc_argv[argcnt++] = "-lstdc++";
a6a06bf0c541 Replace single character variable names with ones that are easier to grep for.
Rob Landley <rob@landley.net>
parents: 22
diff changeset
423 gcc_argv[argcnt++] = "-lm";
13
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
424 }
28
a6a06bf0c541 Replace single character variable names with ones that are easier to grep for.
Rob Landley <rob@landley.net>
parents: 22
diff changeset
425 gcc_argv[argcnt++] = "-lc";
a6a06bf0c541 Replace single character variable names with ones that are easier to grep for.
Rob Landley <rob@landley.net>
parents: 22
diff changeset
426 gcc_argv[argcnt++] = "-lgcc";
438
e9f3011ec40d Teach wrapper about libgcc_eh.a for static linking.
Rob Landley <rob@landley.net>
parents: 435
diff changeset
427 ADD_GCC_S();
28
a6a06bf0c541 Replace single character variable names with ones that are easier to grep for.
Rob Landley <rob@landley.net>
parents: 22
diff changeset
428 //gcc_argv[argcnt++] = "-Wl,--end-group";
13
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
429 }
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
430 if (ctor_dtor) {
550
64779e0f6c28 Make spurious gcc 4.3 warnings shut up. (What a horrible compiler.)
Rob Landley <rob@landley.net>
parents: 549
diff changeset
431 xasprintf(gcc_argv+(argcnt++), "%s/gcc/lib/crtend%s", devprefix,
549
2edf40b17ee2 Select crtbegin.o and crtend.o variants more accurately for -static and -shared.
Rob Landley <rob@landley.net>
parents: 548
diff changeset
432 use_shared ? "S.o" : ".o");
550
64779e0f6c28 Make spurious gcc 4.3 warnings shut up. (What a horrible compiler.)
Rob Landley <rob@landley.net>
parents: 549
diff changeset
433 xasprintf(gcc_argv+(argcnt++), "%s/lib/crtn.o", devprefix);
28
a6a06bf0c541 Replace single character variable names with ones that are easier to grep for.
Rob Landley <rob@landley.net>
parents: 22
diff changeset
434 }
a6a06bf0c541 Replace single character variable names with ones that are easier to grep for.
Rob Landley <rob@landley.net>
parents: 22
diff changeset
435 } else for (i=1; i<argc; i++) if (argv[i]) gcc_argv[argcnt++] = argv[i];
13
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
436
28
a6a06bf0c541 Replace single character variable names with ones that are easier to grep for.
Rob Landley <rob@landley.net>
parents: 22
diff changeset
437 gcc_argv[argcnt++] = NULL;
13
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
438
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
439 if (verbose) {
548
b826a6168464 Coding style and whitespace cleanups, and remove one unnecessary if(cpp).
Rob Landley <rob@landley.net>
parents: 547
diff changeset
440 for (i=0; gcc_argv[i]; i++) printf("arg[%2i] = %s\n", i, gcc_argv[i]);
13
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
441 fflush(stdout);
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
442 }
14
8b4600334a3d Replace the path finding logic with the stuff from toybox.
Rob Landley <rob@landley.net>
parents: 13
diff changeset
443
42
7b0f34fbc35a Fix inappropriate activation of profiling support, and add environment variable
Rob Landley <rob@landley.net>
parents: 30
diff changeset
444 if (debug_wrapper) {
217
01fd30185476 Use fprintf(stderr,...) instead of dprintf(2,...) to be more portable.
Rob Landley <rob@landley.net>
parents: 76
diff changeset
445 fprintf(stderr, "outgoing: ");
548
b826a6168464 Coding style and whitespace cleanups, and remove one unnecessary if(cpp).
Rob Landley <rob@landley.net>
parents: 547
diff changeset
446 for (i=0; gcc_argv[i]; i++) fprintf(stderr, "%s ",gcc_argv[i]);
217
01fd30185476 Use fprintf(stderr,...) instead of dprintf(2,...) to be more portable.
Rob Landley <rob@landley.net>
parents: 76
diff changeset
447 fprintf(stderr, "\n\n");
42
7b0f34fbc35a Fix inappropriate activation of profiling support, and add environment variable
Rob Landley <rob@landley.net>
parents: 30
diff changeset
448 }
7b0f34fbc35a Fix inappropriate activation of profiling support, and add environment variable
Rob Landley <rob@landley.net>
parents: 30
diff changeset
449
16
7946bc54424b Some more work on the wrapper. Still doesn't work yet.
Rob Landley <rob@landley.net>
parents: 14
diff changeset
450 execvp(gcc_argv[0], gcc_argv);
14
8b4600334a3d Replace the path finding logic with the stuff from toybox.
Rob Landley <rob@landley.net>
parents: 13
diff changeset
451 fprintf(stderr, "%s: %s\n", cpp ? cpp : cc, strerror(errno));
13
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
452 exit(EXIT_FAILURE);
d34028ce8602 A version of the old uClibc wrapper script, which Chris Faylor maintained for
Rob Landley <rob@landley.net>
parents:
diff changeset
453 }