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fix realpath on old solaris

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POSIX.1-2001 did not implement realpath(..., NULL) yet.
Fixes #1042
This commit is contained in:
ailin-nemui 2019-05-13 15:15:46 +02:00
parent 6933134352
commit 9e13892e28
1 changed files with 9 additions and 0 deletions
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9
src/lib-config/write.c
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@ -315,6 +315,15 @@ int config_write(CONFIG_REC *rec, const char *fname, int create_mode)
/* expand all symlinks; else we may replace a symlink with a regular file */
dest_name = realpath(base_name, NULL);
if (errno == EINVAL) {
/* variable path length not supported by glibc < 2.3, Solaris < 11 */
char resolved_path[PATH_MAX] = { 0 };
errno = 0;
if ((dest_name = realpath(base_name, resolved_path)) != NULL) {
dest_name = g_strdup(dest_name);
}
}
if (dest_name == NULL) {
if (errno == ENOENT) {
dest_name = g_strdup(base_name);