forked from PsychoticNinja/irssi
cfd50ce9cd
git-svn-id: http://svn.irssi.org/repos/irssi/trunk@918 dbcabf3a-b0e7-0310-adc4-f8d773084564
55 lines
1.1 KiB
C
55 lines
1.1 KiB
C
/* (C) 1998 Red Hat Software, Inc. -- Licensing details are in the COPYING
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file accompanying popt source distributions, available from
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ftp://ftp.redhat.com/pub/code/popt */
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#include "common.h"
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#ifdef __NeXT
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/* access macros are not declared in non posix mode in unistd.h -
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don't try to use posix on NeXTstep 3.3 ! */
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#include <libc.h>
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#endif
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#include "findme.h"
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char * findProgramPath(char * argv0) {
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char * path = getenv("PATH");
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char * pathbuf;
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char * start, * chptr;
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char * buf;
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/* If there is a / in the argv[0], it has to be an absolute
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path */
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if (strchr(argv0, '/'))
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return g_strdup(argv0);
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if (!path) return NULL;
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start = pathbuf = g_strdup(path);
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buf = g_malloc(strlen(path) + strlen(argv0) + 2);
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chptr = NULL;
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do {
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if ((chptr = strchr(start, ':')))
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*chptr = '\0';
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sprintf(buf, "%s/%s", start, argv0);
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#ifndef WIN32
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if (!access(buf, X_OK)) {
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g_free(pathbuf);
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return buf;
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}
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#endif
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if (chptr)
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start = chptr + 1;
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else
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start = NULL;
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} while (start && *start);
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g_free(pathbuf);
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free(buf);
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return NULL;
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}
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