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Code Issues Releases Activity

Handle if popen should fail

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This commit is contained in:
Nikolas Garofil 2009-07-25 14:36:55 +02:00
parent 41f9e67f96
commit 81f82b4b81
1 changed files with 9 additions and 5 deletions
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4
src/conky.c
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@ -640,6 +640,7 @@ static struct text_object global_root_object;
static inline void read_exec(const char *data, char *buf, const int size)
{
FILE *fp = popen(data, "r");
if(fp) {
int length = fread(buf, 1, size, fp);
pclose(fp);
@ -647,6 +648,9 @@ static inline void read_exec(const char *data, char *buf, const int size)
if (length > 0 && buf[length - 1] == '\n') {
buf[length - 1] = '\0';
}
} else {
buf[0] = '\0';
}
}
void *threaded_exec(void *) __attribute__((noreturn));