From 62e60274131ae4968560bbd58fb847cb9f9e8f9f Mon Sep 17 00:00:00 2001 From: Simo Sorce Date: Mon, 4 Sep 2006 16:30:40 +0000 Subject: r18046: Add 'z' specifier support and a configure test. Jeremy should I backport this to samba3 too? (This used to be commit dc689b5579987da8ee5397b9758a42b01e44fb73) --- source4/lib/replace/snprintf.c | 55 +++++++++++++++++++++++++++++++++--------- 1 file changed, 43 insertions(+), 12 deletions(-) (limited to 'source4/lib/replace/snprintf.c') diff --git a/source4/lib/replace/snprintf.c b/source4/lib/replace/snprintf.c index 8182f83751..30c2b0a1b7 100644 --- a/source4/lib/replace/snprintf.c +++ b/source4/lib/replace/snprintf.c @@ -200,6 +200,7 @@ #define DP_C_LONG 3 #define DP_C_LDOUBLE 4 #define DP_C_LLONG 5 +#define DP_C_SIZET 6 /* Chunk types */ #define CNK_FMT_STR 0 @@ -467,6 +468,10 @@ static size_t dopr(char *buffer, size_t maxlen, const char *format, va_list args cnk->cflags = DP_C_LDOUBLE; ch = *format++; break; + case 'z': + cnk->cflags = DP_C_SIZET; + ch = *format++; + break; default: break; } @@ -575,6 +580,8 @@ static size_t dopr(char *buffer, size_t maxlen, const char *format, va_list args cnk->value = va_arg (args, long int); else if (cnk->cflags == DP_C_LLONG) cnk->value = va_arg (args, LLONG); + else if (cnk->cflags == DP_C_SIZET) + cnk->value = va_arg (args, ssize_t); else cnk->value = va_arg (args, int); @@ -592,6 +599,8 @@ static size_t dopr(char *buffer, size_t maxlen, const char *format, va_list args cnk->value = (unsigned long int)va_arg (args, unsigned long int); else if (cnk->cflags == DP_C_LLONG) cnk->value = (LLONG)va_arg (args, unsigned LLONG); + else if (cnk->cflags == DP_C_SIZET) + cnk->value = (size_t)va_arg (args, size_t); else cnk->value = (unsigned int)va_arg (args, unsigned int); @@ -644,6 +653,8 @@ static size_t dopr(char *buffer, size_t maxlen, const char *format, va_list args cnk->pnum = va_arg (args, long int *); else if (cnk->cflags == DP_C_LLONG) cnk->pnum = va_arg (args, LLONG *); + else if (cnk->cflags == DP_C_SIZET) + cnk->pnum = va_arg (args, ssize_t *); else cnk->pnum = va_arg (args, int *); @@ -725,6 +736,8 @@ static size_t dopr(char *buffer, size_t maxlen, const char *format, va_list args *((long int *)(cnk->pnum)) = (long int)currlen; else if (cnk->cflags == DP_C_LLONG) *((LLONG *)(cnk->pnum)) = (LLONG)currlen; + else if (cnk->cflags == DP_C_SIZET) + *((ssize_t *)(cnk->pnum)) = (ssize_t)currlen; else *((int *)(cnk->pnum)) = (int)currlen; break; @@ -1258,6 +1271,7 @@ static int add_cnk_list_entry(struct pr_chunk_x **list, #ifdef TEST_SNPRINTF int sprintf(char *str,const char *fmt,...); + int printf(const char *fmt,...); int main (void) { @@ -1327,15 +1341,20 @@ static int add_cnk_list_entry(struct pr_chunk_x **list, int fail = 0; int num = 0; int l1, l2; + char *ss_fmt[] = { + "%zd", + "%zu", + NULL + }; + size_t ss_nums[] = {134, 91340, 123456789, 0203, 1234567890, 0}; printf ("Testing snprintf format codes against system sprintf...\n"); for (x = 0; fp_fmt[x] ; x++) { for (y = 0; fp_nums[y] != 0 ; y++) { buf1[0] = buf2[0] = '\0'; - l1 = snprintf(NULL, 0, fp_fmt[x], fp_nums[y]); - l2 = sprintf(buf1, fp_fmt[x], fp_nums[y]); - sprintf (buf2, fp_fmt[x], fp_nums[y]); + l1 = snprintf(buf1, sizeof(buf1), fp_fmt[x], fp_nums[y]); + l2 = sprintf (buf2, fp_fmt[x], fp_nums[y]); buf1[1023] = buf2[1023] = '\0'; if (strcmp (buf1, buf2) || (l1 != l2)) { printf("snprintf doesn't match Format: %s\n\tsnprintf(%d) = [%s]\n\t sprintf(%d) = [%s]\n", @@ -1349,9 +1368,8 @@ static int add_cnk_list_entry(struct pr_chunk_x **list, for (x = 0; int_fmt[x] ; x++) { for (y = 0; int_nums[y] != 0 ; y++) { buf1[0] = buf2[0] = '\0'; - l1 = snprintf(NULL, 0, int_fmt[x], int_nums[y]); - l2 = sprintf(buf1, int_fmt[x], int_nums[y]); - sprintf (buf2, int_fmt[x], int_nums[y]); + l1 = snprintf(buf1, sizeof(buf1), int_fmt[x], int_nums[y]); + l2 = sprintf (buf2, int_fmt[x], int_nums[y]); buf1[1023] = buf2[1023] = '\0'; if (strcmp (buf1, buf2) || (l1 != l2)) { printf("snprintf doesn't match Format: %s\n\tsnprintf(%d) = [%s]\n\t sprintf(%d) = [%s]\n", @@ -1365,9 +1383,8 @@ static int add_cnk_list_entry(struct pr_chunk_x **list, for (x = 0; str_fmt[x] ; x++) { for (y = 0; str_vals[y] != 0 ; y++) { buf1[0] = buf2[0] = '\0'; - l1 = snprintf(NULL, 0, str_fmt[x], str_vals[y]); - l2 = sprintf(buf1, str_fmt[x], str_vals[y]); - sprintf (buf2, str_fmt[x], str_vals[y]); + l1 = snprintf(buf1, sizeof(buf1), str_fmt[x], str_vals[y]); + l2 = sprintf (buf2, str_fmt[x], str_vals[y]); buf1[1023] = buf2[1023] = '\0'; if (strcmp (buf1, buf2) || (l1 != l2)) { printf("snprintf doesn't match Format: %s\n\tsnprintf(%d) = [%s]\n\t sprintf(%d) = [%s]\n", @@ -1382,9 +1399,8 @@ static int add_cnk_list_entry(struct pr_chunk_x **list, for (x = 0; ll_fmt[x] ; x++) { for (y = 0; ll_nums[y] != 0 ; y++) { buf1[0] = buf2[0] = '\0'; - l1 = snprintf(NULL, 0, ll_fmt[x], ll_nums[y]); - l2 = sprintf(buf1, ll_fmt[x], ll_nums[y]); - sprintf (buf2, ll_fmt[x], ll_nums[y]); + l1 = snprintf(buf1, sizeof(buf1), ll_fmt[x], ll_nums[y]); + l2 = sprintf (buf2, ll_fmt[x], ll_nums[y]); buf1[1023] = buf2[1023] = '\0'; if (strcmp (buf1, buf2) || (l1 != l2)) { printf("snprintf doesn't match Format: %s\n\tsnprintf(%d) = [%s]\n\t sprintf(%d) = [%s]\n", @@ -1431,6 +1447,21 @@ static int add_cnk_list_entry(struct pr_chunk_x **list, "%4$*1$d %2$s %3$*1$.*1$f", l1, buf1, l2, buf2); fail++; } + + for (x = 0; ss_fmt[x] ; x++) { + for (y = 0; ss_nums[y] != 0 ; y++) { + buf1[0] = buf2[0] = '\0'; + l1 = snprintf(buf1, sizeof(buf1), ss_fmt[x], ss_nums[y]); + l2 = sprintf (buf2, ss_fmt[x], ss_nums[y]); + buf1[1023] = buf2[1023] = '\0'; + if (strcmp (buf1, buf2) || (l1 != l2)) { + printf("snprintf doesn't match Format: %s\n\tsnprintf(%d) = [%s]\n\t sprintf(%d) = [%s]\n", + ss_fmt[x], l1, buf1, l2, buf2); + fail++; + } + num++; + } + } #if 0 buf1[0] = buf2[0] = '\0'; l1 = snprintf(buf1, sizeof(buf1), "%lld", (LLONG)1234567890); -- cgit