diff options
Diffstat (limited to 'generator')
| -rw-r--r-- | generator/pbmtextps.c | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/generator/pbmtextps.c b/generator/pbmtextps.c index 0c3656e7..a3e9124a 100644 --- a/generator/pbmtextps.c +++ b/generator/pbmtextps.c @@ -52,6 +52,9 @@ validateFontName(const char * const name) { -----------------------------------------------------------------------------*/ unsigned int idx; + if (name[0] == '\0') + pm_error("Font name is empty string"); + for (idx = 0; name[idx] != '\0'; ++idx) { char const c = name[idx]; @@ -244,6 +247,8 @@ parseCommandLine(int argc, const char ** argv, validateFontName(cmdlineP->font); + if (cmdlineP->res <= 0) + pm_error("-resolution must be positive"); if (cmdlineP->fontsize <= 0) pm_error("-fontsize must be positive"); if (cmdlineP->ascent < 0) @@ -413,11 +418,8 @@ gsArgList(const char * const outputFilename, const char ** retval; unsigned int argCt; /* Number of arguments in 'retval' so far */ - if (cmdline.res <= 0) - pm_error("Resolution (dpi) must be positive."); - - if (cmdline.fontsize <= 0) - pm_error("Font size must be positive."); + assert(cmdline.res > 0); + assert(cmdline.fontsize > 0); MALLOCARRAY_NOFAIL(retval, maxArgCt+2); |