Mesa (gallium-0.1): mesa: Add _mesa_snprintf.

[Jose Fonseca]

Module: Mesa
Branch: gallium-0.1
Commit: f8f9a1b620d31d1a59855fd502caed325d4a324f
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=f8f9a1b620d31d1a59855fd502caed325d4a324f

Author: José Fonseca <jfonseca at vmware.com>
Date:   Wed Jan  7 12:02:06 2009 +0000

mesa: Add _mesa_snprintf.

On Windows snprintf is renamed as _snprintf.

---

 src/mesa/main/imports.c               |   12 ++++++++++++
 src/mesa/main/imports.h               |    3 +++
 src/mesa/shader/slang/slang_codegen.c |    2 +-
 src/mesa/shader/slang/slang_emit.c    |    4 ++--
 src/mesa/shader/slang/slang_link.c    |    8 ++++----
 5 files changed, 22 insertions(+), 7 deletions(-)

diff --git a/src/mesa/main/imports.c b/src/mesa/main/imports.c
index 7231fa6..27d6df2 100644
--- a/src/mesa/main/imports.c
+++ b/src/mesa/main/imports.c
@@ -909,6 +909,18 @@ _mesa_sprintf( char *str, const char *fmt, ... )
    return r;
 }
 
+/** Wrapper around vsnprintf() */
+int
+_mesa_snprintf( char *str, size_t size, const char *fmt, ... )
+{
+   int r;
+   va_list args;
+   va_start( args, fmt );  
+   r = vsnprintf( str, size, fmt, args );
+   va_end( args );
+   return r;
+}
+
 /** Wrapper around printf(), using vsprintf() for the formatting. */
 void
 _mesa_printf( const char *fmtString, ... )
diff --git a/src/mesa/main/imports.h b/src/mesa/main/imports.h
index d91a136..52d679c 100644
--- a/src/mesa/main/imports.h
+++ b/src/mesa/main/imports.h
@@ -752,6 +752,9 @@ _mesa_strtod( const char *s, char **end );
 extern int
 _mesa_sprintf( char *str, const char *fmt, ... );
 
+extern int
+_mesa_snprintf( char *str, size_t size, const char *fmt, ... );
+
 extern void
 _mesa_printf( const char *fmtString, ... );
 
diff --git a/src/mesa/shader/slang/slang_codegen.c b/src/mesa/shader/slang/slang_codegen.c
index 7a2690b..cc6d714 100644
--- a/src/mesa/shader/slang/slang_codegen.c
+++ b/src/mesa/shader/slang/slang_codegen.c
@@ -1973,7 +1973,7 @@ _slang_make_array_constructor(slang_assemble_ctx *A, slang_operation *oper)
          */
          slang_variable *p = slang_variable_scope_grow(fun->parameters);
          char name[10];
-         snprintf(name, sizeof(name), "p%d", i);
+         _mesa_snprintf(name, sizeof(name), "p%d", i);
          p->a_name = slang_atom_pool_atom(A->atoms, name);
          p->type.qualifier = SLANG_QUAL_CONST;
          p->type.specifier.type = baseType;
diff --git a/src/mesa/shader/slang/slang_emit.c b/src/mesa/shader/slang/slang_emit.c
index 35d3231..3a837c9 100644
--- a/src/mesa/shader/slang/slang_emit.c
+++ b/src/mesa/shader/slang/slang_emit.c
@@ -2096,8 +2096,8 @@ emit_var_ref(slang_emit_info *emitInfo, slang_ir_node *n)
       if (index < 0) {
          /* error */
          char s[100];
-         snprintf(s, sizeof(s), "Undefined variable '%s'",
-                  (char *) n->Var->a_name);
+         _mesa_snprintf(s, sizeof(s), "Undefined variable '%s'",
+                        (char *) n->Var->a_name);
          slang_info_log_error(emitInfo->log, s);
          return NULL;
       }
diff --git a/src/mesa/shader/slang/slang_link.c b/src/mesa/shader/slang/slang_link.c
index b2fd955..108d11c 100644
--- a/src/mesa/shader/slang/slang_link.c
+++ b/src/mesa/shader/slang/slang_link.c
@@ -137,15 +137,15 @@ link_varying_vars(struct gl_shader_program *shProg, struct gl_program *prog)
          }
          if (!bits_agree(var->Flags, v->Flags, PROG_PARAM_BIT_CENTROID)) {
             char msg[100];
-            snprintf(msg, sizeof(msg),
-                     "centroid modifier mismatch for '%s'", var->Name);
+            _mesa_snprintf(msg, sizeof(msg),
+                           "centroid modifier mismatch for '%s'", var->Name);
             link_error(shProg, msg);
             return GL_FALSE;
          }
          if (!bits_agree(var->Flags, v->Flags, PROG_PARAM_BIT_INVARIANT)) {
             char msg[100];
-            snprintf(msg, sizeof(msg),
-                     "invariant modifier mismatch for '%s'", var->Name);
+            _mesa_snprintf(msg, sizeof(msg),
+                           "invariant modifier mismatch for '%s'", var->Name);
             link_error(shProg, msg);
             return GL_FALSE;
          }