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Handle if popen should fail
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parent
41f9e67f96
commit
81f82b4b81
14
src/conky.c
14
src/conky.c
@ -640,12 +640,16 @@ static struct text_object global_root_object;
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static inline void read_exec(const char *data, char *buf, const int size)
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{
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FILE *fp = popen(data, "r");
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int length = fread(buf, 1, size, fp);
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if(fp) {
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int length = fread(buf, 1, size, fp);
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pclose(fp);
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buf[length] = '\0';
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if (length > 0 && buf[length - 1] == '\n') {
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buf[length - 1] = '\0';
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pclose(fp);
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buf[length] = '\0';
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if (length > 0 && buf[length - 1] == '\n') {
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buf[length - 1] = '\0';
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}
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} else {
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buf[0] = '\0';
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}
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}
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