m err.h

Signed-off-by: Mattias Andrée <maandree@operamail.com>

2 files changed, 36 insertions, 8 deletions

diff --git a/include/err.h b/include/err.h
index 2599feb..dd81a4f 100644
--- a/include/err.h
+++ b/include/err.h
@@ -34,6 +34,8 @@
  * Print a warning to stderr, followed by a description
  * of the value of `errno`.
  * 
+ * This is a non-standard BSD extension.
+ * 
  * @param  format  Formatting-string for the warning.
  * @param  ...     Formatting-arguments.
  */
@@ -44,16 +46,19 @@ void warn(const char* format, ...)
  * Print a warning to stderr, followed by a description
  * of the value of `errno`.
  * 
+ * This is a non-standard BSD extension.
+ * 
  * @param  format  Formatting-string for the warning.
  * @param  args    Formatting-arguments.
  */
-void vwarn(const char* format, va_list args)
-  __GCC_ONLY(__attribute__((format(printf, 1, 2))));
+void vwarn(const char* format, va_list args);
 
 /**
  * Print a warning to stderr, but do not print a
  * description of the value of `errno`.
  * 
+ * This is a non-standard BSD extension.
+ * 
  * @param  format  Formatting-string for the warning.
  * @param  ...     Formatting-arguments.
  */
@@ -64,16 +69,19 @@ void warnx(const char* format, ...)
  * Print a warning to stderr, but do not print a
  * description of the value of `errno`.
  * 
+ * This is a non-standard BSD extension.
+ * 
  * @param  format  Formatting-string for the warning.
  * @param  args    Formatting-arguments.
  */
-void vwarnx(const char* format, va_list args)
-  __GCC_ONLY(__attribute__((format(printf, 1, 2))));
+void vwarnx(const char* format, va_list args);
 
 /**
  * Print an error message to stderr, followed by a
  * description of the value of `errno`. Then exit the process.
  * 
+ * This is a non-standard BSD extension.
+ * 
  * @parma  status  The exit status the process should have.
  * @param  format  Formatting-string for the warning.
  * @param  ...     Formatting-arguments.
@@ -85,17 +93,20 @@ void err(int status, const char* format, ...)
  * Print an error message to stderr, followed by a
  * description of the value of `errno`. Then exit the process.
  * 
+ * This is a non-standard BSD extension.
+ * 
  * @parma  status  The exit status the process should have.
  * @param  format  Formatting-string for the warning.
  * @param  args    Formatting-arguments.
  */
-void verr(int status, const char* format, va_list args)
-  __noreturn __GCC_ONLY(__attribute__((format(printf, 2, 3))));
+void verr(int status, const char* format, va_list args) __noreturn;
 
 /**
  * Print an error message to stderr, but do not print a
  * description of the value of `errno`. Then exit the process.
  * 
+ * This is a non-standard BSD extension.
+ * 
  * @parma  status  The exit status the process should have.
  * @param  format  Formatting-string for the warning.
  * @param  ...     Formatting-arguments.
@@ -107,12 +118,13 @@ void errx(int status, const char* format, ...)
  * Print an error message to stderr, but do not print a
  * description of the value of `errno`. Then exit the process.
  * 
+ * This is a non-standard BSD extension.
+ * 
  * @parma  status  The exit status the process should have.
  * @param  format  Formatting-string for the warning.
  * @param  args    Formatting-arguments.
  */
-void verrx(int status, const char* format, va_list args)
-  __noreturn __GCC_ONLY(__attribute__((format(printf, 2, 3))));
+void verrx(int status, const char* format, va_list args) __noreturn;
 
 
 
diff --git a/src/err.c b/src/err.c
index c0e2e3f..f92dd60 100644
--- a/src/err.c
+++ b/src/err.c
@@ -25,6 +25,8 @@
  * Print a warning to stderr, followed by a description
  * of the value of `errno`.
  * 
+ * This is a non-standard BSD extension.
+ * 
  * @param  format  Formatting-string for the warning.
  * @param  ...     Formatting-arguments.
  */
@@ -41,6 +43,8 @@ void warn(const char* format, ...)
  * Print a warning to stderr, followed by a description
  * of the value of `errno`.
  * 
+ * This is a non-standard BSD extension.
+ * 
  * @param  format  Formatting-string for the warning.
  * @param  args    Formatting-arguments.
  */
@@ -54,6 +58,8 @@ void vwarn(const char* format, va_list args)
  * Print a warning to stderr, but do not print a
  * description of the value of `errno`.
  * 
+ * This is a non-standard BSD extension.
+ * 
  * @param  format  Formatting-string for the warning.
  * @param  ...     Formatting-arguments.
  */
@@ -70,6 +76,8 @@ void warnx(const char* format, ...)
  * Print a warning to stderr, but do not print a
  * description of the value of `errno`.
  * 
+ * This is a non-standard BSD extension.
+ * 
  * @param  format  Formatting-string for the warning.
  * @param  args    Formatting-arguments.
  */
@@ -83,6 +91,8 @@ void vwarnx(const char* format, va_list args)
  * Print an error message to stderr, followed by a
  * description of the value of `errno`. Then exit the process.
  * 
+ * This is a non-standard BSD extension.
+ * 
  * @parma  status  The exit status the process should have.
  * @param  format  Formatting-string for the warning.
  * @param  ...     Formatting-arguments.
@@ -100,6 +110,8 @@ void err(int status, const char* format, ...)
  * Print an error message to stderr, followed by a
  * description of the value of `errno`. Then exit the process.
  * 
+ * This is a non-standard BSD extension.
+ * 
  * @parma  status  The exit status the process should have.
  * @param  format  Formatting-string for the warning.
  * @param  args    Formatting-arguments.
@@ -114,6 +126,8 @@ void verr(int status, const char* format, va_list args)
  * Print an error message to stderr, but do not print a
  * description of the value of `errno`. Then exit the process.
  * 
+ * This is a non-standard BSD extension.
+ * 
  * @parma  status  The exit status the process should have.
  * @param  format  Formatting-string for the warning.
  * @param  ...     Formatting-arguments.
@@ -131,6 +145,8 @@ void errx(int status, const char* format, ...)
  * Print an error message to stderr, but do not print a
  * description of the value of `errno`. Then exit the process.
  * 
+ * This is a non-standard BSD extension.
+ * 
  * @parma  status  The exit status the process should have.
  * @param  format  Formatting-string for the warning.
  * @param  args    Formatting-arguments.