X-Git-Url: https://ruderich.org/simon/gitweb/?a=blobdiff_plain;f=src%2Fcoloredstderr.c;h=77f318aac1fca49080992340cc67fa3785f75212;hb=a63fef43c2d1e9c111f3da0fc3f8deb7f1b3024d;hp=34d329366bbec558db68bdb4bab0feb154dc14fa;hpb=217e8c8bc5fa8c22221514a320d6edeb1c2a101f;p=coloredstderr%2Fcoloredstderr.git

diff --git a/src/coloredstderr.c b/src/coloredstderr.c
index 34d3293..77f318a 100644
--- a/src/coloredstderr.c
+++ b/src/coloredstderr.c
@@ -36,8 +36,12 @@
 #include <stdarg.h>
 #include <stdio.h>
 #include <string.h>
+#include <sys/stat.h>
 #include <unistd.h>
 
+#ifdef HAVE_ERR_H
+# include <err.h>
+#endif
 #ifdef HAVE_ERROR_H
 # include <error.h>
 #endif
@@ -265,7 +269,34 @@ HOOK_FD2(int, __overflow, f->_fileno, _IO_FILE *, f, int, ch)
 HOOK_VOID1(void, perror, STDERR_FILENO,
            char const *, s)
 
-/* error(3) */
+/* err(3), non standard BSD extension */
+#ifdef HAVE_ERR_H
+HOOK_VAR_VOID2(void, err, STDERR_FILENO, verr,
+               int, eval, char const *, fmt)
+HOOK_VAR_VOID2(void, errx, STDERR_FILENO, verrx,
+               int, eval, char const *, fmt)
+HOOK_VAR_VOID1(void, warn, STDERR_FILENO, vwarn,
+               char const *, fmt)
+HOOK_VAR_VOID1(void, warnx, STDERR_FILENO, vwarnx,
+               char const *, fmt)
+HOOK_FUNC_SIMPLE3(void, verr, int, eval, const char *, fmt, va_list, args) {
+    /* Can't use verr() directly as it terminates the process which prevents
+     * the post string from being printed. */
+    vwarn(fmt, args);
+    exit(eval);
+}
+HOOK_FUNC_SIMPLE3(void, verrx, int, eval, const char *, fmt, va_list, args) {
+    /* See verr(). */
+    vwarnx(fmt, args);
+    exit(eval);
+}
+HOOK_VOID2(void, vwarn, STDERR_FILENO,
+           char const *, fmt, va_list, args)
+HOOK_VOID2(void, vwarnx, STDERR_FILENO,
+           char const *, fmt, va_list, args)
+#endif
+
+/* error(3), non-standard GNU extension */
 #ifdef HAVE_ERROR_H
 static void error_vararg(int status, int errnum,
                          char const *filename, unsigned int linenum,