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Changes to m4/src/Attic/m4.c,v [branch-1_4]
From: |
Eric Blake |
Subject: |
Changes to m4/src/Attic/m4.c,v [branch-1_4] |
Date: |
Fri, 02 Feb 2007 02:55:12 +0000 |
CVSROOT: /sources/m4
Module name: m4
Branch: branch-1_4
Changes by: Eric Blake <ericb> 07/02/02 02:55:11
Index: src/m4.c
===================================================================
RCS file: /sources/m4/m4/src/Attic/m4.c,v
retrieving revision 1.1.1.1.2.42
retrieving revision 1.1.1.1.2.43
diff -u -b -r1.1.1.1.2.42 -r1.1.1.1.2.43
--- src/m4.c 28 Jan 2007 01:54:44 -0000 1.1.1.1.2.42
+++ src/m4.c 2 Feb 2007 02:55:11 -0000 1.1.1.1.2.43
@@ -52,6 +52,9 @@
/* Suppress warnings about missing arguments. */
int suppress_warnings = 0;
+/* If true, then warnings affect exit status. */
+static bool fatal_warnings = false;
+
/* If not zero, then value of exit status for warning diagnostics. */
int warning_status = 0;
@@ -69,6 +72,10 @@
/* The name this program was run with. */
const char *program_name;
+/* Global catchall for any errors that should affect final error status, but
+ where we try to continue execution in the meantime. */
+int retcode;
+
struct macro_definition
{
struct macro_definition *next;
@@ -90,6 +97,8 @@
va_start (args, format);
verror_at_line (status, errnum, current_line ? current_file : NULL,
current_line, format, args);
+ if (fatal_warnings && ! retcode)
+ retcode = EXIT_FAILURE;
}
/*-------------------------------.
@@ -103,6 +112,8 @@
va_list args;
va_start (args, format);
verror_at_line (status, errnum, line ? file : NULL, line, format, args);
+ if (fatal_warnings && ! retcode)
+ retcode = EXIT_FAILURE;
}
#ifdef USE_STACKOVF
@@ -147,7 +158,8 @@
--version output version information and exit\n\
", stdout);
fputs ("\
- -E, --fatal-warnings stop execution after first warning\n\
+ -E, --fatal-warnings once: warnings become errors, twice: stop\n\
+ execution at first error\n\
-i, --interactive unbuffer output, ignore interrupts\n\
-P, --prefix-builtins force a `m4_' prefix to all builtins\n\
-Q, --quiet, --silent suppress some warnings for builtins\n\
@@ -265,10 +277,6 @@
{ NULL, 0, NULL, 0 },
};
-/* Global catchall for any errors that should affect final error status, but
- where we try to continue execution in the meantime. */
-int retcode;
-
/* Process a command line file NAME, and return true only if it was
stdin. */
static bool
@@ -388,6 +396,9 @@
break;
case 'E':
+ if (! fatal_warnings)
+ fatal_warnings = true;
+ else
warning_status = EXIT_FAILURE;
break;
@@ -543,8 +554,7 @@
break;
default:
- M4ERROR ((warning_status, 0,
- "INTERNAL ERROR: bad code in deferred arguments"));
+ M4ERROR ((0, 0, "INTERNAL ERROR: bad code in deferred arguments"));
abort ();
}
- Changes to m4/src/Attic/m4.c,v [branch-1_4],
Eric Blake <=