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Code Issues Wiki Activity

Make it a Unix format. Check the path with access().

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This commit is contained in:
Alain Magloire 2002-10-16 00:55:24 +00:00
parent 711b80c01d
commit a509b0baaa
1 changed files with 78 additions and 69 deletions
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31
core/org.eclipse.cdt.core.linux/library/pfind.c
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@ -13,36 +13,45 @@
#endif
char *pfind(const char *name)
char * pfind(const char *name)
{
char *tok;
char *sp;
char *path = getenv("PATH" );
char FullPath[PATH_MAX+1];
char *path;
char fullpath[PATH_MAX+1];
/* Sanity check. */
if (name == NULL) {
fprintf(stderr, "pfind(): Null argument.\n");
return NULL;
}
if (path == NULL || strlen( path ) <= 0) {
/* For absolute name or name with a path, check if it is an executable. */
if (name[0] == '/' || name[0] == '.') {
if (access(name, X_OK | R_OK) == 0) {
return strdup(name);
}
return NULL;
}
/* Search in the PATH environment. */
path = getenv("PATH" );
if (path == NULL || strlen(path) <= 0) {
fprintf(stderr, "Unable to get $PATH.\n");
return NULL;
}
// The value return by getenv() is readonly */
/* The value return by getenv() is readonly */
path = strdup(path);
tok = strtok_r(path, ":", &sp);
while (tok != NULL) {
//strcpy(FullPath, tok);
//strcat(FullPath, "/");
//strcat(FullPath, name);
snprintf(FullPath, sizeof(FullPath) - 1, "%s/%s", tok, name);
snprintf(fullpath, sizeof(fullpath) - 1, "%s/%s", tok, name);
if (access(FullPath, X_OK | R_OK) == 0) {
if (access(fullpath, X_OK | R_OK) == 0) {
free(path);
return strdup(FullPath);
return strdup(fullpath);
}
tok = strtok_r( NULL, ":", &sp );