libq: standardise build

Compile each C-file by itself, producing an object which is linked into
a convenience archive.  The q program then links against that archive.

Switch to autotools-based build for everyone.

Signed-off-by: Fabian Groffen <grobian@gentoo.org>

1 files changed, 43 insertions, 6 deletions

diff --git a/main.h b/main.h
index c409057f..2508c86e 100644
--- a/main.h
+++ b/main.h
@@ -7,17 +7,23 @@
  * Copyright 2019-     Fabian Groffen  - <grobian@gentoo.org>
  */
 
-/* make sure our buffers are as big as they can be */
-#if PATH_MAX > _POSIX_PATH_MAX  /* _Q_PATH_MAX */
-# define _Q_PATH_MAX PATH_MAX
-#else
-# define _Q_PATH_MAX _POSIX_PATH_MAX
-#endif
+#ifndef _MAIN_H
+#define _MAIN_H 1
+
+#include "porting.h"
+#include "i18n.h"
+#include "colors.h"
+
+extern const char *argv0;
 
 #ifndef DEFAULT_PORTAGE_BINHOST
 # define DEFAULT_PORTAGE_BINHOST ""
 #endif
 
+#ifndef CONFIG_EPREFIX
+# define CONFIG_EPREFIX "/"
+#endif
+
 #define qfprintf(stream, fmt, args...) do { if (!quiet) fprintf(stream, _( fmt ), ## args); } while (0)
 #define qprintf(fmt, args...) qfprintf(stdout, _( fmt ), ## args)
 
@@ -49,3 +55,34 @@
 
 #define a_argument required_argument
 #define opt_argument optional_argument
+
+/* we need the space before the last comma or we trigger a bug in gcc-2 :( */
+FILE *warnout;
+#if defined OPTIMIZE_FOR_SIZE && (OPTIMIZE_FOR_SIZE > 1)
+#define warn(fmt, args...)
+#else
+#define warn(fmt, args...) \
+	fprintf(warnout, _("%s%s%s: " fmt "\n"), RED, argv0, NORM , ## args)
+#endif
+#define warnf(fmt, args...) warn("%s%s()%s: " fmt, YELLOW, __func__, NORM , ## args)
+#define warnl(fmt, args...) warn("%s%i()%s: " fmt, YELLOW, __LINE__, NORM , ## args)
+#define warnp(fmt, args...) warn(fmt ": %s" , ## args , strerror(errno))
+#define warnfp(fmt, args...) warnf(fmt ": %s" , ## args , strerror(errno))
+#define _err(wfunc, fmt, args...) \
+	do { \
+	if (USE_CLEANUP) { \
+		if (warnout != stderr) \
+			fclose(warnout); \
+	} \
+	warnout = stderr; \
+	wfunc(fmt , ## args); \
+	exit(EXIT_FAILURE); \
+	} while (0)
+#define err(fmt, args...) _err(warn, fmt , ## args)
+#define errf(fmt, args...) _err(warnf, fmt , ## args)
+#define errp(fmt, args...) _err(warnp, fmt , ## args)
+#define errfp(fmt, args...) _err(warnfp, fmt, ## args)
+
+int rematch(const char *, const char *, int);
+
+#endif