summaryrefslogtreecommitdiff
path: root/src/shared
diff options
context:
space:
mode:
Diffstat (limited to 'src/shared')
-rw-r--r--src/shared/fileio.c37
1 files changed, 33 insertions, 4 deletions
diff --git a/src/shared/fileio.c b/src/shared/fileio.c
index 96e23c5bbb..2ccb9e7edc 100644
--- a/src/shared/fileio.c
+++ b/src/shared/fileio.c
@@ -522,6 +522,37 @@ int load_env_file(const char *fname, const char *newline, char ***rl) {
return 0;
}
+static void write_env_var(FILE *f, const char *v) {
+ const char *p;
+
+ p = strchr(v, '=');
+ if (!p) {
+ /* Fallback */
+ fputs(v, f);
+ fputc('\n', f);
+ return;
+ }
+
+ p++;
+ fwrite(v, 1, p-v, f);
+
+ if (string_has_cc(p) || chars_intersect(p, WHITESPACE "\'\"\\")) {
+ fputc('\"', f);
+
+ for (; *p; p++) {
+ if (strchr("\'\"\\", *p))
+ fputc('\\', f);
+
+ fputc(*p, f);
+ }
+
+ fputc('\"', f);
+ } else
+ fputs(p, f);
+
+ fputc('\n', f);
+}
+
int write_env_file(const char *fname, char **l) {
char **i;
char _cleanup_free_ *p = NULL;
@@ -535,10 +566,8 @@ int write_env_file(const char *fname, char **l) {
fchmod_umask(fileno(f), 0644);
errno = 0;
- STRV_FOREACH(i, l) {
- fputs(*i, f);
- fputc('\n', f);
- }
+ STRV_FOREACH(i, l)
+ write_env_var(f, *i);
fflush(f);