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confirm.c - sbase - suckless unix tools |
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--- |
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confirm.c (347B) |
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--- |
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1 /* See LICENSE file for copyright and license details. */ |
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2 #include <stdarg.h> |
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3 #include <ctype.h> |
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4 |
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5 #include "../util.h" |
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6 |
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7 int |
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8 confirm(const char *fmt, ...) |
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9 { |
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10 int c, ans; |
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11 va_list ap; |
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12 |
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13 va_start(ap, fmt); |
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14 xvprintf(fmt, ap); |
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15 va_end(ap); |
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16 |
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17 c = getchar(); |
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18 ans = (c == 'y' || c == 'Y'); |
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19 while (c != '\n' && c != EOF) |
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20 c = getchar(); |
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21 return ans; |
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22 } |
