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authorDavid Oberhollenzer <david.oberhollenzer@tele2.at>2018-04-11 19:45:26 +0200
committerDavid Oberhollenzer <david.oberhollenzer@tele2.at>2018-04-11 19:45:26 +0200
commit6642b2b2bf3d16e0632989c1e29c672882e0d283 (patch)
treef39581ab909a41fe07c005cbb81f2ec273d057ea /lib/src
parent71d98c150f6242fcf1b8a5845e46db56caad3885 (diff)
Don't pre-allocate argument vector for command lines
Signed-off-by: David Oberhollenzer <david.oberhollenzer@tele2.at>
Diffstat (limited to 'lib/src')
-rw-r--r--lib/src/delsvc.c1
-rw-r--r--lib/src/rdsvc.c29
-rw-r--r--lib/src/split_argv.c22
3 files changed, 5 insertions, 47 deletions
diff --git a/lib/src/delsvc.c b/lib/src/delsvc.c
index f4f9c76..fd10cfe 100644
--- a/lib/src/delsvc.c
+++ b/lib/src/delsvc.c
@@ -30,7 +30,6 @@ void delsvc(service_t *svc)
e = svc->exec;
svc->exec = e->next;
- free(e->argv);
free(e);
}
diff --git a/lib/src/rdsvc.c b/lib/src/rdsvc.c
index c8ba590..1a8cf7e 100644
--- a/lib/src/rdsvc.c
+++ b/lib/src/rdsvc.c
@@ -38,26 +38,6 @@ static int try_unescape(char *arg, rdline_t *rd)
return 0;
}
-static char **try_split_argv(char *str, rdline_t *rd)
-{
- char **argv = split_argv(str);
-
- if (argv == NULL) {
- switch (errno) {
- case EINVAL:
- fprintf(stderr, "%s: %zu: malformed string constant\n",
- rd->filename, rd->lineno);
- break;
- default:
- fprintf(stderr, "%s: %zu: %s\n",
- rd->filename, rd->lineno, strerror(errno));
- break;
- }
- }
-
- return argv;
-}
-
static char *try_strdup(const char *str, rdline_t *rd)
{
char *out = strdup(str);
@@ -96,11 +76,12 @@ static int svc_exec(service_t *svc, char *arg, rdline_t *rd)
return -1;
}
- strcpy(e->buffer, arg);
+ strcpy(e->args, arg);
- e->argv = try_split_argv(e->buffer, rd);
- if (e->argv == NULL) {
- free(e);
+ e->argc = pack_argv(e->args);
+ if (e->argc < 0) {
+ fprintf(stderr, "%s: %zu: malformed string constant\n",
+ rd->filename, rd->lineno);
return -1;
}
diff --git a/lib/src/split_argv.c b/lib/src/split_argv.c
index b95720d..5930e2d 100644
--- a/lib/src/split_argv.c
+++ b/lib/src/split_argv.c
@@ -80,25 +80,3 @@ fail_str:
errno = EINVAL;
return -1;
}
-
-char **split_argv(char *str)
-{
- char **argv = NULL;
- int i, count;
-
- count = pack_argv(str);
- if (count <= 0)
- return NULL;
-
- argv = malloc(sizeof(argv[0]) * (count + 1));
- if (argv == NULL)
- return NULL;
-
- for (i = 0; i < count; ++i) {
- argv[i] = str;
- str += strlen(str) + 1;
- }
-
- argv[i] = NULL;
- return argv;
-}