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remove useless __yield alias for sched_yield
[oweals/musl.git]
/
src
/
misc
/
get_current_dir_name.c
1
#define _GNU_SOURCE
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#include <stdlib.h>
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#include <string.h>
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#include <limits.h>
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#include <unistd.h>
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#include <sys/stat.h>
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char *get_current_dir_name(void) {
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struct stat a, b;
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char *res = getenv("PWD");
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if (res && *res && !stat(res, &a) && !stat(".", &b)
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&& (a.st_dev == b.st_dev) && (a.st_ino == b.st_ino))
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return strdup(res);
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return getcwd(0, 0);
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}