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authorMattias Andrée <maandree@kth.se>2024-08-18 09:58:23 +0200
committerMattias Andrée <maandree@kth.se>2024-08-18 09:58:23 +0200
commita69f0f613687edf6c1f1ee83b462f77e8ea3c9a9 (patch)
treed976683461a0f427d2f1ef79a8732a048dd0c67b /strtouz.c
parentMerge tag '1.3' into since (diff)
parentUpdate VERSION_MINOR (diff)
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Merge tag '1.4' into since
Version 1.4
Diffstat (limited to '')
-rw-r--r--strtouz.c50
1 files changed, 50 insertions, 0 deletions
diff --git a/strtouz.c b/strtouz.c
new file mode 100644
index 0000000..7a92b6a
--- /dev/null
+++ b/strtouz.c
@@ -0,0 +1,50 @@
+/* See LICENSE file for copyright and license details. */
+#include "common.h"
+#ifndef TEST
+
+
+extern inline size_t libsimple_strtouz(const char *restrict, char **restrict, int);
+
+
+#else
+#include "test.h"
+
+static void
+add_one(char *buf)
+{
+ char *p = strchr(buf, '\0');
+ while (*--p == '9')
+ *p = '0';
+ *p += 1;
+}
+
+int
+main(void)
+{
+ char str[128];
+ char *e;
+ sprintf(str, "0x%zx", SIZE_MAX);
+ errno = 0;
+ assert(strtouz(str, NULL, 0) == SIZE_MAX && !errno);
+ assert(strtouz(str, NULL, 16) == SIZE_MAX && !errno);
+ assert(strtouz(&str[2], NULL, 16) == SIZE_MAX && !errno);
+ assert(strtouz(str, NULL, 10) == 0 && !errno);
+ assert(strtouz(str, &e, 0) == SIZE_MAX && !*e && !errno);
+ assert(strtouz(str, &e, 10) == 0 && *e == 'x' && !errno);
+ sprintf(str, "0x%zx ", SIZE_MAX);
+ assert(strtouz(str, &e, 16) == SIZE_MAX && *e == ' ' && !errno);
+ sprintf(str, "%zu", SIZE_MAX);
+ assert(strtouz(str, &e, 10) == SIZE_MAX && !*e && !errno);
+ assert(strtouz("1234", &e, 10) == 1234 && !*e && !errno);
+ assert(strtouz("1234", &e, 8) == 01234 && !*e && !errno);
+ assert(strtouz("01234", &e, 0) == 01234 && !*e && !errno);
+ sprintf(str, "%zu", SIZE_MAX);
+ add_one(str);
+ assert(strtouz(str, &e, 10) == SIZE_MAX && !*e && errno == ERANGE);
+ errno = 0;
+ assert(!strtouz("1", &e, -10000) && errno == EINVAL);
+ errno = 0;
+ return 0;
+}
+
+#endif