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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 /weprintf.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--weprintf.c119
1 files changed, 119 insertions, 0 deletions
diff --git a/weprintf.c b/weprintf.c
new file mode 100644
index 0000000..df80abb
--- /dev/null
+++ b/weprintf.c
@@ -0,0 +1,119 @@
+/* See LICENSE file for copyright and license details. */
+#include "common.h"
+#ifndef TEST
+
+
+extern inline void libsimple_weprintf(const char *, ...);
+
+
+#else
+#include "test.h"
+
+#if defined(__GNUC__) && !defined(__clang__)
+# pragma GCC diagnostic ignored "-Wformat-zero-length"
+#endif
+
+static void
+preprint(void)
+{
+ test_fprintf(stderr, "pre\n");
+}
+
+static void
+postprint(void)
+{
+ test_fprintf(stderr, "post\n");
+}
+
+int
+main(void)
+{
+ char prefix[100];
+ int i, j;
+
+#define T(...)\
+ do {\
+ stderr_n = 0;\
+ if (j == 0) {\
+ libsimple_weprintf(__VA_ARGS__);\
+ } else if (j == 1) {\
+ assert_exit(libsimple_enprintf(107, __VA_ARGS__));\
+ assert(exit_status == 107);\
+ } else {\
+ libsimple_default_failure_exit = 108;\
+ assert_exit(libsimple_eprintf(__VA_ARGS__));\
+ assert(exit_status == 108);\
+ }\
+ } while (0)
+
+ sprintf(prefix, "%s: ", argv0);
+ stderr_ok = 1;
+
+ for (i = 0; i < 2; i++, argv0 = NULL, *prefix = '\0') {
+ for (j = 0; j < 3; j++) {
+ T("%s%s%s\n", "abc", "123", "xyz");
+ assert_stderr("%s%s\n", prefix, "abc123xyz");
+ libsimple_eprintf_preprint = preprint;
+ T("%s%s%s\n", "abc", "123", "\n");
+ assert_stderr("pre\n%s%s\n", prefix, "abc123\n");
+ libsimple_eprintf_preprint = NULL;
+ libsimple_eprintf_postprint = postprint;
+ T("%s%s%s", "abc", "123", "xyz");
+ assert_stderr("%s%s\npost\n", prefix, "abc123xyz");
+ libsimple_eprintf_postprint = NULL;
+ T("%s%s%s", "abc", "123", "\n");
+ assert_stderr("%s%s\n", prefix, "abc123\n");
+ errno = EDOM;
+ libsimple_eprintf_preprint = preprint;
+ libsimple_eprintf_postprint = postprint;
+ T("%s%s%s:", "abc", "123", "\n");
+ assert_stderr("pre\n%s%s: %s\npost\n", prefix, "abc123\n", strerror(EDOM));
+ libsimple_eprintf_preprint = NULL;
+ libsimple_eprintf_postprint = NULL;
+ errno = ERANGE;
+ T("%s%s%s:", "abc", "123", "\n");
+ assert_stderr("%s%s: %s\n", prefix, "abc123\n", strerror(ERANGE));
+ errno = EOVERFLOW;
+ T("");
+ assert_stderr("%s%s\n", prefix, strerror(EOVERFLOW));
+
+ T("%s%s%s\n", "usage: ", "123", "xyz");
+ assert_stderr("%s%s\n", prefix, "usage: 123xyz");
+ T("%s%s%s\n", "usage: ", "123", "\n");
+ assert_stderr("%s%s\n", prefix, "usage: 123\n");
+ T("%s%s%s", "usage: ", "123", "xyz");
+ assert_stderr("%s%s\n", prefix, "usage: 123xyz");
+ T("%s%s%s", "usage: ", "123", "\n");
+ assert_stderr("%s%s\n", prefix, "usage: 123\n");
+ errno = EDOM;
+ T("%s%s%s:", "usage: ", "123", "\n");
+ assert_stderr("%s%s: %s\n", prefix, "usage: 123\n", strerror(EDOM));
+ errno = ERANGE;
+ T("%s%s%s:", "usage: ", "123", "\n");
+ assert_stderr("%s%s: %s\n", prefix, "usage: 123\n", strerror(ERANGE));
+
+ T("usage: %s%s%s\n", "abc", "123", "xyz");
+ assert_stderr("%s: %s\n", "usage", "abc123xyz");
+ T("usage: %s%s%s\n", "abc", "123", "\n");
+ assert_stderr("%s: %s\n", "usage", "abc123\n");
+ T("usage: %s%s%s", "abc", "123", "xyz");
+ assert_stderr("%s: %s\n", "usage", "abc123xyz");
+ T("usage: %s%s%s", "abc", "123", "\n");
+ assert_stderr("%s: %s\n", "usage", "abc123\n");
+ errno = EDOM;
+ T("usage: %s%s%s:", "abc", "123", "\n");
+ assert_stderr("%s: %s: %s\n", "usage", "abc123\n", strerror(EDOM));
+ errno = ERANGE;
+ T("usage: %s%s%s:", "abc", "123", "\n");
+ assert_stderr("%s: %s: %s\n", "usage", "abc123\n", strerror(ERANGE));
+ T("usage: ");
+ assert_stderr("%s", "usage: \n");
+ }
+ }
+
+#undef T
+
+ return 0;
+}
+
+#endif