- portability: vsnprintf/snprintf wrappers for those without (#34657).

CVS patchset: 4686
CVS date: 2001/04/17 19:29:12

4 files changed, 30 insertions, 0 deletions

diff --git a/CHANGES b/CHANGES
index f2bb5a75e..24e29dcf4 100644
--- a/CHANGES
+++ b/CHANGES
@@ -26,6 +26,7 @@
 	- fix: --excludepath was broken (#24434).
 	- fix: s390 (and ppc?) could return CPIOERR_BAD_HEADER (#28645).
 	- fix: Fwrite's are optimized out by aggressive compiler(irix) (#34711).
+	- portability: vsnprintf/snprintf wrappers for those without (#34657).
 
 4.0 -> 4.0.[12]
 	- add doxygen and lclint annotations most everywhere.
diff --git a/configure.in b/configure.in
index 062cb0ee3..bea687db0 100644
--- a/configure.in
+++ b/configure.in
@@ -295,6 +295,8 @@ AC_CHECK_FUNC(socket, [], [
 dnl Better not use fchmod at all.
 AC_CHECK_FUNC(fchmod)
 
+AC_CHECK_FUNCS(vsnprintf snprintf)
+
 dnl Temporary hack for MiNT.  Some functions (writev, snprintf) are
 dnl not in the libc but in libport (for political reasons).  This check
 dnl can hopefully be removed soon.  Please use the default action
diff --git a/lib/problems.c b/lib/problems.c
index c90cd1a89..5069304f4 100644
--- a/lib/problems.c
+++ b/lib/problems.c
@@ -86,6 +86,25 @@ void printDepProblems(FILE * fp, struct rpmDependencyConflict * conflicts,
     }
 }
 
+#if !defined(HAVE_VSNPRINTF)
+static inline int vsnprintf(char * buf, /*@unused@*/ int nb,
+	const char * fmt, va_list ap)
+{
+    return vsprintf(buf, fmt, ap);
+}
+#endif
+#if !defined(HAVE_SNPRINTF)
+static inline int snprintf(char * buf, int nb, const char * fmt, ...)
+{
+    va_list ap;
+    int rc;
+    va_start(ap, fmt);
+    rc = vsnprintf(buf, nb, fmt, ap);
+    va_end(ap);
+    return rc;
+}
+#endif
+
 const char * rpmProblemString(rpmProblem prob) /*@*/
 {
     int nb =	(prob->pkgNEVR ? strlen(prob->pkgNEVR) : 0) +
diff --git a/rpmio/rpmlog.c b/rpmio/rpmlog.c
index 1d5bdb5da..8e060d81c 100644
--- a/rpmio/rpmlog.c
+++ b/rpmio/rpmlog.c
@@ -98,6 +98,14 @@ static char *rpmlogMsgPrefix[] = {
     "D: ",		/*!< RPMLOG_DEBUG */
 };
 
+#if !defined(HAVE_VSNPRINTF)
+static inline int vsnprintf(char * buf, /*@unused@*/ int nb,
+	const char * fmt, va_list ap)
+{
+    return vsprintf(buf, fmt, ap);
+}
+#endif
+
 static void vrpmlog (unsigned code, const char *fmt, va_list ap)
 {
     int pri = RPMLOG_PRI(code);