Mercurial > hg > toybox
changeset 575:953c22158c2e
Addition of mktemp
author | Elie De Brauwer <eliedebrauwer@gmail.com> |
---|---|
date | Tue, 01 May 2012 11:45:45 +0200 |
parents | d8effa95a5f0 |
children | 4058eacd4fbc |
files | toys/mktemp.c |
diffstat | 1 files changed, 56 insertions(+), 0 deletions(-) [+] |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/toys/mktemp.c Tue May 01 11:45:45 2012 +0200 @@ -0,0 +1,56 @@ +/* vi: set sw=4 ts=4: + * + * mktemp.c - Create a temporary file or directory. + * + * Copyright 2012 Elie De Brauwer <eliedebrauwer@gmail.com> + * + * Not in SUSv4. + +USE_MKTEMP(NEWTOY(mktemp, ">1(directory)d(tmpdir)p:", TOYFLAG_BIN)) + +config MKTEMP + bool "mktemp" + default y + help + usage: mktemp [OPTION] [TEMPLATE] + + Safely create a temporary file or directory and print its name. + TEMPLATE should end in 6 consecutive X's, the default + template is tmp.XXXXXX and the default directory is /tmp/. + -d, --directory Create a directory, instead of a file + -p DIR, --tmpdir=DIR Use DIR as a base path + +*/ + +#include "toys.h" + +DEFINE_GLOBALS( + char * tmpdir; +) +#define TT this.mktemp + +void mktemp_main(void) +{ + int p_flag = (toys.optflags & 1); + int d_flag = (toys.optflags & 2) >> 1; + char * result; + + int size = snprintf(toybuf, sizeof(toybuf)-1, "%s/%s", + (p_flag && TT.tmpdir)?TT.tmpdir:"/tmp/", + (toys.optargs[0])?toys.optargs[0]:"tmp.XXXXXX"); + toybuf[size] = 0; + + if (d_flag) { + if (mkdtemp(toybuf) == NULL) + perror_exit("Failed to create temporary directory"); + } else { + if (mkstemp(toybuf) == -1) + perror_exit("Failed to create temporary file"); + } + + result = realpath(toybuf, NULL); + xputs(result); + + if (CFG_TOYBOX_FREE) + free(result); +}