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misc: fix "warning: empty expression statement has no effect"

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Turned several macros into do-while(0) style to allow their use to work
find with semicolon.

Bug: 08e8455ddd (commitcomment-45433279)
Follow-up to 08e8455ddd
Reported-by: Gisle Vanem
Closes #6376
This commit is contained in:
Daniel Stenberg 2020-12-26 15:43:25 +01:00
parent ec424f311a
commit 8ab78f720a
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GPG key ID: 5CC908FDB71E12C2
11 changed files with 84 additions and 69 deletions
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29
src/tool_formparse.c
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@ -720,19 +720,22 @@ static int get_param_part(struct OperationConfig *config, char endchar,
***************************************************************************/
/* Convenience macros for null pointer check. */
#define NULL_CHECK(ptr, init, retcode) { \
(ptr) = (init); \
if(!(ptr)) { \
warnf(config->global, "out of memory!\n"); \
curl_slist_free_all(headers); \
Curl_safefree(contents); \
return retcode; \
} \
}
#define SET_TOOL_MIME_PTR(m, field, retcode) { \
if(field) \
NULL_CHECK((m)->field, strdup(field), retcode); \
}
#define NULL_CHECK(ptr, init, retcode) \
do { \
(ptr) = (init); \
if(!(ptr)) { \
warnf(config->global, "out of memory!\n"); \
curl_slist_free_all(headers); \
Curl_safefree(contents); \
return retcode; \
} \
} while(0)
#define SET_TOOL_MIME_PTR(m, field, retcode) \
do { \
if(field) \
NULL_CHECK((m)->field, strdup(field), retcode); \
} while(0)
int formparse(struct OperationConfig *config,
const char *input,