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authorjaseg <git@jaseg.net>2018-12-02 13:31:09 +0900
committerjaseg <git@jaseg.net>2018-12-02 13:37:51 +0900
commit27768b78a4e6db74ae9f0b57581504adc25f2c82 (patch)
tree0364fdd6e97dde9c5728e7c84ab31343a8735357 /lolcat.c
parente913f914c463ac45f619ce90bdcc8b9555d31e87 (diff)
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Fix TTY check for color output
Thanks @BourgeoisBear!
Diffstat (limited to 'lolcat.c')
-rw-r--r--lolcat.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/lolcat.c b/lolcat.c
index 2ba558e..48662f9 100644
--- a/lolcat.c
+++ b/lolcat.c
@@ -80,7 +80,7 @@ int main(int argc, char** argv)
char* default_argv[] = { "-" };
int cc = -1, i, l = 0;
wint_t c;
- int colors = 1;
+ int colors = isatty(STDOUT_FILENO);
double freq_h = 0.23, freq_v = 0.1;
struct timeval tv;
@@ -180,7 +180,10 @@ int main(int argc, char** argv)
if (escape_state == 2)
wprintf(L"\033[38;5;%hhum", codes[cc % ARRAY_SIZE(codes)]);
}
- printf("\n\033[0m");
+
+ if (colors)
+ wprintf(L"\n\033[0m");
+
cc = -1;
if (f) {