glsl/apps: Assert that ftell does not return an error.

diff --git a/src/glsl/apps/compile.c b/src/glsl/apps/compile.c
index 3b3c083..21c2b76 100644 (file)
--- a/src/glsl/apps/compile.c
+++ b/src/glsl/apps/compile.c
@@ -79,6 +79,7 @@ main(int argc,
 
    fseek(in, 0, SEEK_END);
    size = ftell(in);
+   assert(size != -1);
    fseek(in, 0, SEEK_SET);
 
    out = fopen(argv[3], "w");

diff --git a/src/glsl/apps/process.c b/src/glsl/apps/process.c
index e65f35c..c8a1a18 100644 (file)
--- a/src/glsl/apps/process.c
+++ b/src/glsl/apps/process.c
@@ -58,6 +58,7 @@ main(int argc,
 
    fseek(in, 0, SEEK_END);
    size = ftell(in);
+   assert(size != -1);
    fseek(in, 0, SEEK_SET);
 
    out = fopen(argv[2], "wb");

diff --git a/src/glsl/apps/purify.c b/src/glsl/apps/purify.c
index 3019e8b..5ab6bae 100644 (file)
--- a/src/glsl/apps/purify.c
+++ b/src/glsl/apps/purify.c
@@ -25,6 +25,7 @@
  * 
  **************************************************************************/
 
+#include <assert.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
@@ -56,6 +57,7 @@ main(int argc,
 
    fseek(in, 0, SEEK_END);
    size = ftell(in);
+   assert(size != -1);
    fseek(in, 0, SEEK_SET);
 
    out = fopen(argv[2], "wb");

diff --git a/src/glsl/apps/tokenise.c b/src/glsl/apps/tokenise.c
index c70c3cc..b4c6d60 100644 (file)
--- a/src/glsl/apps/tokenise.c
+++ b/src/glsl/apps/tokenise.c
@@ -57,6 +57,7 @@ main(int argc,
 
    fseek(in, 0, SEEK_END);
    size = ftell(in);
+   assert(size != -1);
    fseek(in, 0, SEEK_SET);
 
    out = fopen(argv[2], "wb");

diff --git a/src/glsl/apps/version.c b/src/glsl/apps/version.c
index 0420f97..9820ad9 100644 (file)
--- a/src/glsl/apps/version.c
+++ b/src/glsl/apps/version.c
@@ -56,6 +56,7 @@ main(int argc,
 
    fseek(in, 0, SEEK_END);
    size = ftell(in);
+   assert(size != -1);
    fseek(in, 0, SEEK_SET);
 
    out = fopen(argv[2], "wb");