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annotate lib/lib.h @ 115:19b5567f0a1b

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Add readlink, xreadlink(), and change xrealloc() to not fight the stupid compiler so much.
author Rob Landley <rob@landley.net>
date Sun, 29 Apr 2007 19:55:21 -0400
parents aa4fa2543a65
children ef2bc92d5fb0
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1 /* vi: set ts=4 :*/
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2 /* lib.h - header file for lib directory
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3 *
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4 * Copyright 2006 Rob Landley <rob@landley.net>
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5 */
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7 // libc generally has this, but the headers are screwed up
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8 ssize_t getline(char **lineptr, size_t *n, FILE *stream);
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9
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10 // llist.c
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11 void llist_free(void *list, void (*freeit)(void *data));
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12 void *llist_pop(void *list); // actually void **list, but the compiler's dumb
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13
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14 struct string_list {
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15 struct string_list *next;
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16 char str[0];
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17 };
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19 struct arg_list {
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20 struct arg_list *next;
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21 char *arg;
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22 };
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23
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24 struct dirtree {
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25 struct dirtree *next, *child, *parent;
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26 struct stat st;
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27 char name[];
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28 };
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30 // args.c
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31 void get_optflags(void);
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32
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33 // functions.c
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34 void verror_msg(char *msg, int err, va_list va);
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35 void error_msg(char *msg, ...);
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36 void perror_msg(char *msg, ...);
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37 void error_exit(char *msg, ...);
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38 void perror_exit(char *msg, ...);
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39 void usage_exit(void);
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40 void strlcpy(char *dest, char *src, size_t size);
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41 void *xmalloc(size_t size);
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42 void *xzalloc(size_t size);
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43 void *xrealloc(void *ptr, size_t size);
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44 void *xstrndup(char *s, size_t n);
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dd10785b6532 Add xabspath(), is_file_type(), which_in_path(), and find_in_path().
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45 void *xstrdup(char *s);
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46 char *xmsprintf(char *format, ...);
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47 void xprintf(char *format, ...);
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48 void xputc(char c);
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49 void xflush(void);
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50 void xexec(char **argv);
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63edd4de94dd Add xaccess()
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51 void xaccess(char *path, int flags);
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bb4c38853a7d xopen() wants 2 arguments unless you're creating a file, in which case you
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52 int xcreate(char *path, int flags, int mode);
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53 int xopen(char *path, int flags);
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54 FILE *xfopen(char *path, char *mode);
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55 ssize_t readall(int fd, void *buf, size_t len);
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56 ssize_t writeall(int fd, void *buf, size_t len);
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57 size_t xread(int fd, void *buf, size_t len);
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58 void xreadall(int fd, void *buf, size_t len);
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59 void xwrite(int fd, void *buf, size_t len);
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60 char *xgetcwd(void);
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61 void xstat(char *path, struct stat *st);
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62 char *xabspath(char *path);
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63 struct string_list *find_in_path(char *path, char *filename);
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64 void utoa_to_buf(unsigned n, char *buf, unsigned buflen);
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65 void itoa_to_buf(int n, char *buf, unsigned buflen);
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66 char *utoa(unsigned n);
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67 char *itoa(int n);
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aa4fa2543a65 Add atolx() which understands extensions for kilobytes and megabytes and such.
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68 long atolx(char *c);
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89ca591a9236 More random progress on mke2fs. Nothing to see yet.
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69 off_t fdlength(int fd);
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70 char *xreadlink(char *name);
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71 struct dirtree *read_dirtree_node(char *path);
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72 struct dirtree *read_dirtree(char *path, struct dirtree *parent);
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74 // getmountlist.c
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75 struct mtab_list {
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76 struct mtab_list *next;
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77 struct stat stat;
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78 struct statvfs statvfs;
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79 char *dir;
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80 char *device;
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81 char type[0];
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82 };
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83
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84 struct mtab_list *getmountlist(int die);
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85
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86 void bunzipStream(int src_fd, int dst_fd);