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| author | Roland Lutz <rlutz@hedmen.org> | 2017-09-04 15:44:02 +0200 |
|---|---|---|
| committer | Roland Lutz <rlutz@hedmen.org> | 2017-09-04 15:51:03 +0200 |
| commit | 21b2504aedf2faea144c81a00dbf19261a7ce85f (patch) | |
| tree | a081d13847860bece2813d146cdd2f173fa9435e /icemulti | |
| parent | fc39f2e03852a779d353f62a93324d914826efad (diff) | |
| download | icestorm-21b2504aedf2faea144c81a00dbf19261a7ce85f.tar.gz icestorm-21b2504aedf2faea144c81a00dbf19261a7ce85f.tar.bz2 icestorm-21b2504aedf2faea144c81a00dbf19261a7ce85f.zip | |
icemulti: Report program name in error messages
Diffstat (limited to 'icemulti')
| -rw-r--r-- | icemulti/icemulti.cc | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/icemulti/icemulti.cc b/icemulti/icemulti.cc index c8cf5c2..32719d3 100644 --- a/icemulti/icemulti.cc +++ b/icemulti/icemulti.cc @@ -21,10 +21,13 @@ #include <stdio.h> #include <stdlib.h> +#include <string.h> #define log(...) fprintf(stderr, __VA_ARGS__); #define info(...) do { if (log_level > 0) fprintf(stderr, __VA_ARGS__); } while (0) -#define error(...) do { fprintf(stderr, "Error: " __VA_ARGS__); exit(EXIT_FAILURE); } while (0) +#define error(...) do { fprintf(stderr, "%s: ", program_short_name); fprintf(stderr, __VA_ARGS__); exit(EXIT_FAILURE); } while (0) + +static char *program_short_name; int log_level = 0; @@ -187,6 +190,12 @@ int main(int argc, char **argv) std::unique_ptr<Image> images[NUM_IMAGES]; const char *outfile_name = NULL; + program_short_name = strrchr(argv[0], '/'); + if (program_short_name == NULL) + program_short_name = argv[0]; + else + program_short_name++; + for (int i = 1; i < argc; i++) { if (argv[i][0] == '-' && argv[i][1]) { |