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| author | Denys Vlasenko | 2010-06-26 02:40:08 +0200 |
|---|---|---|
| committer | Denys Vlasenko | 2010-06-26 02:40:08 +0200 |
| commit | 1fcbff2fac490f5665fc1ed13ddad766a8879f3b (patch) | |
| tree | eb2de3837812e53b1adf999fc2f01529dc9c0d28 /applets | |
| parent | 918f444f9012ca22d696020dff116844400d37d2 (diff) | |
| download | busybox-1fcbff2fac490f5665fc1ed13ddad766a8879f3b.zip busybox-1fcbff2fac490f5665fc1ed13ddad766a8879f3b.tar.gz | |
build system: do not rebuild ash and hush on any change to any .c file
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'applets')
| -rw-r--r-- | applets/Kbuild.src | 2 | ||||
| -rw-r--r-- | applets/applet_tables.c | 24 |
2 files changed, 23 insertions, 3 deletions
diff --git a/applets/Kbuild.src b/applets/Kbuild.src index e3bac96..31fee8d 100644 --- a/applets/Kbuild.src +++ b/applets/Kbuild.src @@ -38,7 +38,7 @@ include/usage_compressed.h: applets/usage $(srctree_slash)applets/usage_compress $(call cmd,gen_usage_compressed) quiet_cmd_gen_applet_tables = GEN include/applet_tables.h - cmd_gen_applet_tables = applets/applet_tables include/applet_tables.h + cmd_gen_applet_tables = applets/applet_tables include/applet_tables.h include/NUM_APPLETS.h include/applet_tables.h: applets/applet_tables $(call cmd,gen_applet_tables) diff --git a/applets/applet_tables.c b/applets/applet_tables.c index e48be46..338dc20 100644 --- a/applets/applet_tables.c +++ b/applets/applet_tables.c @@ -79,7 +79,7 @@ int main(int argc, char **argv) } printf("\n"); - printf("#ifndef SKIP_definitions\n"); + //printf("#ifndef SKIP_definitions\n"); printf("const char applet_names[] ALIGN1 = \"\"\n"); for (i = 0; i < NUM_APPLETS; i++) { printf("\"%s\" \"\\0\"\n", applets[i].name); @@ -123,9 +123,29 @@ int main(int argc, char **argv) } printf("};\n"); #endif - printf("#endif /* SKIP_definitions */\n"); + //printf("#endif /* SKIP_definitions */\n"); printf("\n"); printf("#define MAX_APPLET_NAME_LEN %u\n", MAX_APPLET_NAME_LEN); + if (argv[2]) { + char line_old[80]; + char line_new[80]; + FILE *fp; + + line_old[0] = 0; + fp = fopen(argv[2], "r"); + if (fp) { + fgets(line_old, sizeof(line_old), fp); + fclose(fp); + } + sprintf(line_new, "#define NUM_APPLETS %u\n", NUM_APPLETS); + if (strcmp(line_old, line_new) != 0) { + fp = fopen(argv[2], "w"); + if (!fp) + return 1; + fputs(line_new, fp); + } + } + return 0; } |